>5xg0A (A:) observed residues (from ATOM records)
amnpyargpnptaasleasagpftvrsftvsrpsgygagtvyyptnaggtvgaiaivpgy
tarqssikwwgprlashgfvvitidtnstldqpssrssqqmaalrqvaslngtssspiyg
kvdtarmgvmgwsmggggslisaannpslkaaapqapwdsstnfssvtvptlifacends
iapvnssalpiydsmsrnakqfleinggshscansgnsnqaligkkgvawmkrfmdndtr
ystfacenpnstrvsdfrtancs