SEQRES 1 YI 55 MET LYS VAL ILE LEU LEU GLU PRO LEU GLU ASN LEU GLY SEQRES 2 YI 55 ASP VAL GLY GLN VAL VAL ASP VAL LYS PRO GLY TYR ALA SEQRES 3 YI 55 ARG ASN TYR LEU LEU PRO ARG GLY LEU ALA VAL LEU ALA SEQRES 4 YI 55 THR GLU SER ASN LEU LYS ALA LEU GLU ALA ARG ILE ARG SEQRES 5 YI 55 ALA GLN ALA