SEQRES 1 A 77 THR VAL GLN PRO ILE VAL LEU PRO GLU LYS ASP SER TRP SEQRES 2 A 77 THR VAL ASN ASP ILE CYS LYS LEU VAL GLY LYS LEU ASN SEQRES 3 A 77 TRP ALA SER GLN ILE TYR PRO GLY ILE LYS VAL ARG GLN SEQRES 4 A 77 LEU SER LYS LEU LEU ARG GLY THR LYS ALA LEU THR GLU SEQRES 5 A 77 VAL ILE PRO LEU THR GLU GLU ALA GLU LEU GLU LEU ALA SEQRES 6 A 77 GLU ASN ARG GLU ILE LEU LYS GLU PRO VAL HIS GLY