ID   1.1.1.152
DE   3alpha-hydroxy-5beta-androstane-17-one 3alpha-dehydrogenase.
AN   etiocholanolone 3alpha-dehydrogenase.
CA   3alpha-hydroxy-5beta-androstan-17-one + NAD(+) = 5beta-androstane-3,17-
CA   dione + H(+) + NADH.
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