PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1330692-1 1992 This study was designed to search for the expression of the small-molecular-weight GTP-binding protein rab3a in endocrine pancreatic cell lines. Guanosine Triphosphate 83-86 RAB3A, member RAS oncogene family Rattus norvegicus 103-108