PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10197616-9 1999 Specifically, P450 3A4 was responsible for the formation of 3-hydroxy-1nitropyrene from 1-NP and the formation of trans-9,10-dihydro-9,10dihydroxy-4-nitropyrene, 9(10)-hydroxy-4-nitropyrene, and 4-aminopyrene from 4-NP. 4-nonylphenol 214-218 cytochrome P450 family 2 subfamily B member 6 Homo sapiens 14-18