>4k6fA (A:) observed residues (from ATOM records)
kriavvtggmgglgeavsirlndaghrvvvtyspadrwltemhaagrefhaypvdvadhd
scqqciekivrdvgpvdilvnnagitrdmtlrkldkvnwdavirtnldsvfnmtkpvcdg
mvergwgrivnissvngskgsvgqtnyaaakagmhgftkslaleiarkgvtvntvspgyl
atkmvtaipqdildtkilpqipagrlgkpeevaalvaylcseeagfvtgsniainggqhm
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