>4k6cB (B:) SEQRES residues
mahhhhhhmtkriavvtggmgglgeavsirlndaghrvvvtyspnntgadrwltemhaag
refhaypvdvadhdscqqciekivrdvgpvdilvnnagitrdmtlrkldkvnwdavirtn
ldsvfnmtkpvcdgmvergwgrivnissvngskgsvgqtnyaaakagmhgftkslaleia
rkgvtvntvspgylatkmvtaipqdildtkilpqipagrlgkpeevaalvaylcseeagf
vtgsniainggqhmh