Furin Substrate

ABZ-ARG-VAL-LYS-ARG-GLY-LEU-ALA-TYR(NO2)-ASP

ABZ-ARG-VAL-LYS-ARG-GLY-LEU-ALA-M-NITRO-TYR-ASP-OH

H-2-ABZ-ARG-VAL-LYS-ARG-GLY-LEU-ALA-3-NITRO-TYR-ASP-OH