PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11867265-1 2002 The 17 alpha-hydroxylase and 17,20-lyase activities of P450c17 lead to the production of 17 alpha-hydroxypregnenolone (17 alpha-OH-Preg) and dehydroepiandrosterone (DHEA), respectively, in different tissues. 17-alpha-Hydroxypregnenolone 89-117 cytochrome P450 family 17 subfamily A member 1 Homo sapiens 55-62