Peptide Sequence

GFIGWGNDIFGHYSGDF

c[Gly-Phe-Ile-Gly-Trp-Gly-Asn-β-Asp]-Ile-Phe-Gly-His-Tyr-Ser-Gly-Asp-Phe

Chemical Modification

Lactam bond formation between Gly1 and Asp8 forming a cyclic peptide