PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22951291-2 2012 17-OHP is a good substrate for 5alpha-reductase leading to 17alpha-hydroxyallopregnanolone, which is an excellent substrate for the 17,20-lyase activity of CYP17A1. 17alpha-hydroxyallopregnanolone 59-90 cytochrome P450 family 17 subfamily A member 1 Homo sapiens 156-163