SEQRES 1 f 70 GLN SER CYS GLU GLU ARG ASN LEU ARG GLU ASN GLY TYR SEQRES 2 f 70 GLU CYS GLU TRP ARG TYR ASN SER CYS ALA PRO ALA CYS SEQRES 3 f 70 GLN VAL THR CYS GLN HIS PRO GLU PRO LEU ALA CYS PRO SEQRES 4 f 70 VAL GLN CYS VAL GLU GLY CYS HIS ALA HIS CYS PRO PRO SEQRES 5 f 70 GLY LYS ILE LEU ASP GLU LEU LEU GLN THR CYS VAL ASP SEQRES 6 f 70 PRO GLU ASP CYS PRO