. . . . . . . "[Complement component C4 (C4) is a highly variable complement pathway gene situated ?500 kb from DRB1 and DQB1, the genes most strongly associated with many autoimmune diseases.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:13:24+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .