. "histidine decarboxylase (HDC) [hgnc:4855]" . . . "histidine decarboxylase (HDC)" . "hgnc:4855" . "HDC" . "http://www.genenames.org/data/hgnc_data.php?hgnc_id=HGNC:4855" . . . "histidine decarboxylase" . "Approved" . "gene with protein product" . . "1990-12-19" . "1993-07-19" . . "Standard" . . . . . . . . .