PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9533885-5 1998 The major contribution to the interaction made by the switch II loop accounts for the ability of NTF2 to discriminate between GDP and GTP-bound forms of Ran. Guanosine Triphosphate 134-137 nuclear transport factor 2 Homo sapiens 97-101