SEQRES 1 B 76 HIS GLU GLY LEU ASP TYR VAL ASP GLN LYS ILE LEU ARG SEQRES 2 B 76 THR MET ILE GLU MET TYR GLY GLY GLY PRO VAL GLY LEU SEQRES 3 B 76 GLY THR LEU SER VAL ASN ILE ALA GLU GLU ARG GLU THR SEQRES 4 B 76 VAL GLU ASP MET TYR GLU PRO TYR LEU ILE GLN LYS GLY SEQRES 5 B 76 PHE ILE MET ARG THR ARG THR GLY ARG VAL ALA THR ALA SEQRES 6 B 76 LYS ALA TYR GLU HIS MET GLY TYR ASP TYR THR