GSLDESFYDWFERQLGGGSGGSSLEEEWAQIQCEVWGRGCPSY trifluoroacetate salt
H-GLY-SER-LEU-ASP-GLU-SER-PHE-TYR-ASP-TRP-PHE-GLU-ARG-GLN-LEU-GLY-GLY-GLY-SER-GLY-GLY-SER-SER-LEU-GLU-GLU-GLU-TRP-ALA-GLN-ILE-GLN-CYS-GLU-VAL-TRP-GLY-ARG-GLY-CYS-PRO-SER-TYR-OH(DISULFIDE BRIDGE: CYS33-CYS40)