SEQRES 1 7 42 LYS ARG THR TYR GLN PRO ASN LYS ARG LYS HIS SER LYS SEQRES 2 7 42 VAL HIS GLY PHE ARG LYS ARG MET SER THR LYS ASN GLY SEQRES 3 7 42 ARG LYS VAL LEU ALA ARG ARG ARG ARG LYS GLY ARG LYS SEQRES 4 7 42 VAL LEU SER