. . . . . . . . . . . . "[Variegate porphyria (VP) is a dominantly inherited acute hepatic porphyria characterized by a 50% decrease in activity of protoporphyrinogen oxidase (PO) which catalyses the last step of heme biosynthesis.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2016-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2016-05-13T12:51:41+02:00"^^ . . . . . . . . . . . "v4.0.0.0" . "v4.0.0" .