PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2386947-0 1990 Modulation of O6-methylguanine-DNA methyltransferase in rat and hamster liver after treatment with dimethylnitrosamine. Dimethylnitrosamine 99-118 O-6-methylguanine-DNA methyltransferase Rattus norvegicus 14-52