Gastrin I (1-14), human

Gastrin I (1-14), human, is the 1-14 peptide fragment of human gastrin I, an endogenous gastrointestinal peptide hormone, and is the primary hormonal regulator of gastric acid secretion.

C([C@H](NC(=O)[C@H]1N(C(CNC(=O)[C@H]2NC(=O)CC2)=O)CCC1)C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@@H](CC3=CC=C(O)C=C3)C(NCC(N[C@@H](CC=4C=5C(NC4)=CC=CC5)C(O)=O)=O)=O)=O)C)=O)CCC(O)=O)=O)CCC(O)=O)=O)CCC(O)=O)=O)CCC(O)=O)=O)CCC(O)=O)=O)CC(C)C)=O)C=6C=7C(NC6)=CC=CC7