PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11419942-1 2001 The activities of three Rab-specific factors with GDP/GTP exchange activity, Vps9p, Rabex-5 and DSS4, with their cognate GTPases, Ypt51p, Rab5 and Ypt1p, have been analysed quantitatively. dss4 96-100 RAB5A, member RAS oncogene family Homo sapiens 138-142