SEQRES 1 B 72 ALA ASN LEU ASN GLU THR GLY ARG VAL LEU ALA VAL GLY SEQRES 2 B 72 ASP GLY ILE ALA ARG VAL PHE GLY LEU ASN ASN ILE GLN SEQRES 3 B 72 ALA GLU GLU LEU VAL GLU PHE SER SER GLY VAL LYS GLY SEQRES 4 B 72 MET ALA LEU ASN LEU GLU PRO GLY GLN VAL GLY ILE VAL SEQRES 5 B 72 LEU PHE GLY SER ASP ARG LEU VAL LYS GLU GLY GLU LEU SEQRES 6 B 72 VAL LYS ARG THR GLY ASN ILE