ステロール-4α-カルボン酸-3-デヒドロゲナーゼ (脱炭酸)
組織名は3β-hydroxy-4β-methyl-5alpha-cholest-7-ene-4α-carboxylate:NAD(P) 3-oxidoreductase (decarboxylating)で、別名に3β-hydroxy-4β-methylcholestenecarboxylate 3-dehydrogenase(decarboxylating), 3β-hydroxy-4β-methylcholestenoate dehydrogenase, 3β-hydroxy-4β-methylcholestenoate dehydrogenase, sterol 4α-carboxylic decarboxylaseがある。