GO:0047016

cholest-5-ene-3-beta,7-alpha-diol 3-beta-dehydrogenase activity

Details: 
Catalysis of the reaction: NAD+ + 7-alpha-hydroxycholesterol = NADH + H+ + 7-alpha-hydroxycholest-4-en-3-one. [EC:1.1.1.181, MetaCyc:1.1.1.181-RXN]
Evidence Code: