PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1657805-0 1991 Chemical modification of human growth hormone with N-acetylimidazole. N-acetylimidazole 51-68 growth hormone 1 Homo sapiens 31-45 1657805-3 1991 When 3.7 tyrosine and 4.8 lysine residues were acetylated with N-acetylimidazole, both the in vivo and the in vitro capacities of hGH to compete with 125I-labeled bovine growth hormone for somatogenic binding sites greatly decreased. N-acetylimidazole 63-80 growth hormone 1 Homo sapiens 170-184