PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 229678-1 1979 The paper presents results of a comparative study of the haem environment, by proton magnetic relaxation, in P-450 and P-448 monooxygenases from rat and rabbit, induced by phenobarbital and 3-methylcholanthrene, in both species. Phenobarbital 172-185 cytochrome P450, family 1, subfamily a, polypeptide 2 Rattus norvegicus 109-124