PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3408719-4 1988 The enzymatic epoxidation of 1 is consistent with the hypothesis of an intermediate arene oxide on the reaction coordinate for PAH hydroxylation of L-phenylalanine. Benzene oxide 84-95 phenylalanine hydroxylase Rattus norvegicus 127-130