Automated description from the Alliance of Genome Resources (Release 7.0.0)
Predicted to enable carbohydrate binding activity and complement component C1q complex binding activity. Acts upstream of or within complement activation. Located in extracellular space. Human ortholog(s) of this gene implicated in autistic disorder; autoimmune disease (multiple); complement deficiency (multiple); and renal cell carcinoma. Orthologous to human C4A (complement C4A (Chido/Rodgers blood group)) and C4B (complement C4B (Chido/Rodgers blood group)).