PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7627911-2 1995 Nitrosoureas alkylate DNA at O6-guanine with repair mediated by O6-methylguanine-DNA methyltransferase (MGMT). o6-guanine 29-39 O-6-methylguanine-DNA methyltransferase Rattus norvegicus 64-102 7627911-2 1995 Nitrosoureas alkylate DNA at O6-guanine with repair mediated by O6-methylguanine-DNA methyltransferase (MGMT). o6-guanine 29-39 O-6-methylguanine-DNA methyltransferase Rattus norvegicus 104-108