Tags: Enzyme.
In enzymology a cholest-5-ene-3β7α-diol 3β-dehydrogenase (EC 1.1.1.181) is an enzyme that catalyzes the chemical reactioncholest-5-ene-3β7α-diol + NAD+ 7α-hydroxycholest-4-en-3-one + NADH + H+Thus the two substrates of this enzyme are cholest-5-ene-3β7α-diol and NAD+ whereas its 3 products are 7α-hydroxycholest-4-en-3-one NADH and H+.The systematic name of this enzyme class is cholest-5-ene-3β7α-diol:NAD+ 3-oxidoreductase.