PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10823918-6 2000 Transiently transfected P450RAI-2 can convert all-trans-RA to more polar metabolites including 4-oxo-, 4-OH-, and 18-OH-all-trans-RA. 4-oxo- 95-101 cytochrome P450 family 26 subfamily B member 1 Homo sapiens 24-33