Biliverdin reductase ABiliverdin reductase A is a protein that in humans is encoded by the BLVRA gene.FunctionThe protein encoded by this gene belongs to the biliverdin reductase family, members of which catalyze the conversion of biliverdin to bilirubin in the presence of NADPH or NADH.Clinical significanceMutations in this gene are associated with hyperbiliverdinemia.