1) orotidine-5'-phosphate decarboxylase 乳清酸核苷-5’磷酸脱羧酶2) orotidine-5'-monophosphate decarboxylase 乳清酸核苷-5′-单磷酸脱羧酶3) orotidylate decarboxylase 乳清酸核苷酸脱羧酶4) orotidine 5'-monophosphate decarboxylase 乳清酸核苷-磷酸盐脱羧酶...