PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11808555-4 2002 The ratio of alpha:gamma HCH was 5.0 and 3.4 for the Bering and Chukchi sea, respectively, which indicated the different pesticide composition in these two regions. methylphenyl carbinol 13-18 S13 erythroblastosis (avian) oncogene homolog Homo sapiens 72-75