There are three oxalate metabolism enzymes in organisms: oxalate oxidase, oxalate decarboxylase, and oxalyl-CoA decarboxylase/formyl-CoA transferase.

• 生物草酸代谢酶有草酸氧化酶、草酸脱羧酶和草酰辅酶A脱羧酶／甲酰辅酶A转移酶。