PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1654278-1 1991 The interaction of Zn2+ with angiotensin I, a decapeptide containing two histidyl residues, has been studied by 1H-NMR spectroscopy in both water and dimethylsulfoxide. Water 140-145 angiotensinogen Homo sapiens 29-42