PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8798518-2 1996 The incretins glucose-dependent insulinotropic polypeptide (GIP1-42) and glucagon-like peptide-1-(7-36)-amide (GLP-17-36), hormones that potentiate glucose-induced insulin secretion from the endocrine pancreas, are substrates of the circulating exopeptidase dipeptidyl peptidase IV and are rendered biologically inactive upon cleavage of their N-terminal dipeptides. Amides 104-109 dipeptidyl peptidase 4 Homo sapiens 258-281