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Mammalian Phenotype Ontology Annotations
Query Results - Summary
Symbol
Name
ID 		Ptgds
prostaglandin D2 synthase (brain)
MGI:99261
9 phenotypes from 2 alleles in 3 genetic backgrounds
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Allelic Composition
Genetic Background		 Annotated Term Reference
Ptgdstm1Mfg/Ptgdstm1Mfg
involves: C57BL/6 		normal immune system phenotype J:98963
Ptgdstm1Ohy/Ptgdstm1Ohy
B6.129P2-Ptgdstm1Ohy 		abnormal dermal mast cell morphology J:197334
decreased mast cell degranulation J:197334
decreased mast cell histamine storage J:197334
decreased susceptibility to type I hypersensitivity reaction J:197334
edema J:197334
normal immune system phenotype J:197334
Ptgdstm1Ohy/Ptgdstm1Ohy
involves: 129P2/OlaHsd * C57BL/6 		abnormal pain threshold J:52290
normal behavior/neurological phenotype J:52290
normal integument phenotype J:52290
Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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Send questions and comments to User Support. 		last database update
09/30/2025
MGI 6.24 		The Jackson Laboratory