SEQRES 1 X 33 PHE SER VAL ASP GLU GLU PHE GLN LYS LEU TRP ARG SER SEQRES 2 X 33 VAL THR VAL ASP SER MET ASP GLU GLU LYS ILE GLU GLU SEQRES 3 X 33 TYR LEU LYS ARG GLN GLY ILE