PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28321-6 1978 The rate of hydrolysis increased when phenylalanine in the N-protected dipeptide was replaced with alanine, valine, or leucine or when the octapeptide angiotensin II or the heptapeptide angiotensin III were the substrates. Dipeptides 71-80 angiotensinogen Homo sapiens 151-165