PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30985989-3 2019 ATP and GTP are the most active nucleoside triphosphates and show specificity for STAT5b over STAT5a, STAT3, STAT6 and the p53-binding protein HDM2. nucleoside triphosphates 32-56 MDM2 proto-oncogene Homo sapiens 143-147