SEQRES 1 A 32 ASP LEU VAL GLN LYS TYR HIS PRO SER PHE TRP ILE ASP SEQRES 2 A 32 GLY GLN TYR LEU CYS CYS SER GLN THR ALA LYS ASN ALA SEQRES 3 A 32 MET GLY CYS GLN ILE LEU