PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9178890-7 1997 Biochemical experiments indicate that Rgr has GTP/GDP exchange activity for Ral, providing evidence that this pathway is associated with tumorigenesis. Guanosine Diphosphate 50-53 RPE-retinal G protein-coupled receptor Oryctolagus cuniculus 38-41