PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15155737-8 2004 We propose that the ATP-dependent NTF2 releasing factor may have a role in the RanGDP/GTP cycle. Guanosine Triphosphate 86-89 nuclear transport factor 2 Homo sapiens 34-38