>2f2tA (A:) observed residues (from ATOM records)
hhhhhhmrkiyiagpavfnpdmgasyynkvrellkkenvmpliptdneatealdirqkni
qmikdcdaviadlspfrghepdcgtafevgcaaalnkmvltftsdrrnmrekygsgvdkd
nlrvegfglpfnlmlydgvevfdsfesafkyflanfps