PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14522586-8 2003 The brisk metabolism of 5alpha-pregnan-3alpha,17alpha-diol-20-one to androsterone by CYP17 explains how, when 5alpha-reductases are present, the testis can produce C(19) steroids androsterone and androstanediol from 17alpha-hydroxyprogesterone without the intermediacy of androstenedione and testosterone. Testosterone 292-304 cytochrome P450 family 17 subfamily A member 1 Homo sapiens 85-90