label: 17-alpha,20-alpha-dihydroxypregn-4-en-3-one dehydrogenase activity
label_lc: 17-alpha,20-alpha-dihydroxypregn-4-en-3-one dehydrogenase activity
description: "Catalysis of the reaction: NAD(P)+ + 17-alpha,20-alpha-dihydroxypregn-4-en-3-one = NAD(P)H + H+ + 17-alpha-hydroxyprogesterone."