PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11254748-7 2001 Recombinant human CYP27 had markedly lower 27-hydroxylase activity toward 7-dehydrocholesterol than towards cholesterol. 7-dehydrocholesterol 74-94 cytochrome P450 family 27 subfamily A member 1 Homo sapiens 18-23