PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2018466-0 1991 Distinct forms of cytochrome P-450 are responsible for 6 beta-hydroxylation of bile acids and of neutral steroids. Steroids 105-113 cytochrome P450, family 2, subfamily g, polypeptide 1 Rattus norvegicus 18-34