Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        aromatic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        heme metabolic process
                                                                heme a metabolic process +
                                                                heme b metabolic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                heme c metabolic process +
                                                                heme catabolic process +
                                                                heme o metabolic process +
                                                                heme oxidation
                                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        tetrapyrrole metabolic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular biosynthetic process
                                        aromatic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular biosynthetic process
                                        cellular nitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular biosynthetic process
                                        cofactor biosynthetic process
                                                porphyrin-containing compound biosynthetic process
                                                        chlorophyll biosynthetic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        succinyl-CoA pathway
                                                        uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular biosynthetic process
                                        heterocycle biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cellular nitrogen compound metabolic process
                                        cellular nitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cofactor metabolic process
                                        cofactor biosynthetic process
                                                porphyrin-containing compound biosynthetic process
                                                        chlorophyll biosynthetic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        succinyl-CoA pathway
                                                        uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cofactor metabolic process
                                        porphyrin-containing compound metabolic process
                                                heme metabolic process
                                                        heme a metabolic process +
                                                        heme b metabolic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        heme c metabolic process +
                                                        heme catabolic process +
                                                        heme o metabolic process +
                                                        heme oxidation
                                                        siroheme metabolic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                cofactor metabolic process
                                        porphyrin-containing compound metabolic process
                                                porphyrin-containing compound biosynthetic process
                                                        chlorophyll biosynthetic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        succinyl-CoA pathway
                                                        uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                heterocycle metabolic process
                                        heterocycle biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                heterocycle metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        heme metabolic process
                                                                heme a metabolic process +
                                                                heme b metabolic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                heme c metabolic process +
                                                                heme catabolic process +
                                                                heme o metabolic process +
                                                                heme oxidation
                                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                heterocycle metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                cellular process
                        cellular metabolic process
                                heterocycle metabolic process
                                        tetrapyrrole metabolic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        biosynthetic process
                                cellular biosynthetic process
                                        aromatic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        biosynthetic process
                                cellular biosynthetic process
                                        cellular nitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        biosynthetic process
                                cellular biosynthetic process
                                        cofactor biosynthetic process
                                                porphyrin-containing compound biosynthetic process
                                                        chlorophyll biosynthetic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        succinyl-CoA pathway
                                                        uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        biosynthetic process
                                cellular biosynthetic process
                                        heterocycle biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        biosynthetic process
                                organic substance biosynthetic process
                                        organic cyclic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        biosynthetic process
                                organic substance biosynthetic process
                                        organonitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        biosynthetic process
                                pigment biosynthetic process
                                        anthocyanin-containing compound biosynthetic process +
                                        aurone biosynthetic process
                                        carotenoid biosynthetic process +
                                        chlorophyll biosynthetic process +
                                        eye pigment biosynthetic process +
                                        flavone biosynthetic process +
                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                heme a biosynthetic process
                                                heme b biosynthetic process
                                                heme c biosynthetic process
                                                heme O biosynthetic process
                                                negative regulation of heme biosynthetic process
                                                positive regulation of heme biosynthetic process
                                                protoporphyrinogen IX biosynthetic process +
                                                regulation of heme biosynthetic process +
                                                siroheme biosynthetic process
                                        melanin biosynthetic process +
                                        ocellus pigment biosynthetic process +
                                        phlobaphene biosynthetic process
                                        phytochrome chromophore biosynthetic process
                                        pigment biosynthetic process involved in pigment accumulation +
                                        pteridine biosynthetic process
                                        purine nucleobase biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        aromatic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        heme metabolic process
                                                                heme a metabolic process +
                                                                heme b metabolic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                heme c metabolic process +
                                                                heme catabolic process +
                                                                heme o metabolic process +
                                                                heme oxidation
                                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular aromatic compound metabolic process
                                        tetrapyrrole metabolic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular biosynthetic process
                                        aromatic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular biosynthetic process
                                        cellular nitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular biosynthetic process
                                        cofactor biosynthetic process
                                                porphyrin-containing compound biosynthetic process
                                                        chlorophyll biosynthetic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        succinyl-CoA pathway
                                                        uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular biosynthetic process
                                        heterocycle biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cellular nitrogen compound metabolic process
                                        cellular nitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cofactor metabolic process
                                        cofactor biosynthetic process
                                                porphyrin-containing compound biosynthetic process
                                                        chlorophyll biosynthetic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        succinyl-CoA pathway
                                                        uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cofactor metabolic process
                                        porphyrin-containing compound metabolic process
                                                heme metabolic process
                                                        heme a metabolic process +
                                                        heme b metabolic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        heme c metabolic process +
                                                        heme catabolic process +
                                                        heme o metabolic process +
                                                        heme oxidation
                                                        siroheme metabolic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                cofactor metabolic process
                                        porphyrin-containing compound metabolic process
                                                porphyrin-containing compound biosynthetic process
                                                        chlorophyll biosynthetic process +
                                                        heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                heme a biosynthetic process
                                                                heme b biosynthetic process
                                                                heme c biosynthetic process
                                                                heme O biosynthetic process
                                                                negative regulation of heme biosynthetic process
                                                                positive regulation of heme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                regulation of heme biosynthetic process +
                                                                siroheme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        succinyl-CoA pathway
                                                        uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                heterocycle metabolic process
                                        heterocycle biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                heterocycle metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        heme metabolic process
                                                                heme a metabolic process +
                                                                heme b metabolic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                heme c metabolic process +
                                                                heme catabolic process +
                                                                heme o metabolic process +
                                                                heme oxidation
                                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                heterocycle metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        cellular metabolic process
                                heterocycle metabolic process
                                        tetrapyrrole metabolic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        nitrogen compound metabolic process
                                cellular nitrogen compound metabolic process
                                        cellular nitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        nitrogen compound metabolic process
                                organonitrogen compound metabolic process
                                        organonitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        nitrogen compound metabolic process
                                organonitrogen compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        heme metabolic process
                                                                heme a metabolic process +
                                                                heme b metabolic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                heme c metabolic process +
                                                                heme catabolic process +
                                                                heme o metabolic process +
                                                                heme oxidation
                                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        nitrogen compound metabolic process
                                organonitrogen compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        nitrogen compound metabolic process
                                organonitrogen compound metabolic process
                                        tetrapyrrole metabolic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organic cyclic compound metabolic process
                                        organic cyclic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organic cyclic compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        heme metabolic process
                                                                heme a metabolic process +
                                                                heme b metabolic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                heme c metabolic process +
                                                                heme catabolic process +
                                                                heme o metabolic process +
                                                                heme oxidation
                                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organic cyclic compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organic cyclic compound metabolic process
                                        tetrapyrrole metabolic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organic substance biosynthetic process
                                        organic cyclic compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organic substance biosynthetic process
                                        organonitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organonitrogen compound metabolic process
                                        organonitrogen compound biosynthetic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organonitrogen compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        heme metabolic process
                                                                heme a metabolic process +
                                                                heme b metabolic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                heme c metabolic process +
                                                                heme catabolic process +
                                                                heme o metabolic process +
                                                                heme oxidation
                                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organonitrogen compound metabolic process
                                        tetrapyrrole metabolic process
                                                porphyrin-containing compound metabolic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        organic substance metabolic process
                                organonitrogen compound metabolic process
                                        tetrapyrrole metabolic process
                                                tetrapyrrole biosynthetic process
                                                        porphyrin-containing compound biosynthetic process
                                                                chlorophyll biosynthetic process +
                                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                                        heme a biosynthetic process
                                                                        heme b biosynthetic process
                                                                        heme c biosynthetic process
                                                                        heme O biosynthetic process
                                                                        negative regulation of heme biosynthetic process
                                                                        positive regulation of heme biosynthetic process
                                                                        protoporphyrinogen IX biosynthetic process +
                                                                        regulation of heme biosynthetic process +
                                                                        siroheme biosynthetic process
                                                                protoporphyrinogen IX biosynthetic process +
                                                                succinyl-CoA pathway
                                                                uroporphyrinogen III biosynthetic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        single-organism metabolic process
                                pigment metabolic process
                                        heme metabolic process
                                                heme a metabolic process +
                                                heme b metabolic process +
                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                        heme a biosynthetic process
                                                        heme b biosynthetic process
                                                        heme c biosynthetic process
                                                        heme O biosynthetic process
                                                        negative regulation of heme biosynthetic process
                                                        positive regulation of heme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        regulation of heme biosynthetic process +
                                                        siroheme biosynthetic process
                                                heme c metabolic process +
                                                heme catabolic process +
                                                heme o metabolic process +
                                                heme oxidation
                                                siroheme metabolic process +

---

Gene_Ontology
        biological_process
                metabolic process
                        single-organism metabolic process
                                pigment metabolic process
                                        pigment biosynthetic process
                                                anthocyanin-containing compound biosynthetic process +
                                                aurone biosynthetic process
                                                carotenoid biosynthetic process +
                                                chlorophyll biosynthetic process +
                                                eye pigment biosynthetic process +
                                                flavone biosynthetic process +
                                                heme biosynthetic process [GO:0006783] (19 genes, 31 annotations)
                                                        heme a biosynthetic process
                                                        heme b biosynthetic process
                                                        heme c biosynthetic process
                                                        heme O biosynthetic process
                                                        negative regulation of heme biosynthetic process
                                                        positive regulation of heme biosynthetic process
                                                        protoporphyrinogen IX biosynthetic process +
                                                        regulation of heme biosynthetic process +
                                                        siroheme biosynthetic process
                                                melanin biosynthetic process +
                                                ocellus pigment biosynthetic process +
                                                phlobaphene biosynthetic process
                                                phytochrome chromophore biosynthetic process
                                                pigment biosynthetic process involved in pigment accumulation +
                                                pteridine biosynthetic process
                                                purine nucleobase biosynthetic process +

---