17-alpha,20-alpha-dihydroxypregn-4-en-3-one dehydrogenase activity

uniprot-protein:A9GNC7, uniprot-protein:B7QFL2, uniprot-protein:B9R9U3, uniprot-protein:B9RPF3, uniprot-protein:C5ZYS6, uniprot-protein:D2Q788, uniprot-protein:D2TAF4, uniprot-protein:D4I3Z1, uniprot-protein:E1SBQ1, uniprot-protein:E1SFB1, uniprot-protein:E1SGL3, uniprot-protein:E1SIN9, uniprot-protein:E5B632, uniprot-protein:E8ZXQ6, uniprot-protein:E9A1J5, uniprot-protein:E9A218, uniprot-protein:E9A295, uniprot-protein:E9A5V6, uniprot-protein:F0LFH5, uniprot-protein:G0AD27, uniprot-protein:G0VUS6, uniprot-protein:G0VV92, uniprot-protein:P16116, uniprot-protein:P35430, uniprot-protein:P37059, uniprot-protein:P51652, uniprot-protein:P80508, uniprot-protein:Q04828, uniprot-protein:Q3U538, uniprot-protein:Q5I0L1, uniprot-protein:Q5REQ0, uniprot-protein:Q7M1A0, uniprot-protein:Q8K023, uniprot-protein:Q95JH6, uniprot-protein:Q95JH7

entrez-gene:1645, entrez-gene:3294, entrez-gene:317748, entrez-gene:83702, entrez-gene:105349, entrez-gene:171516, entrez-gene:307092