>3az9K (K:) observed residues (from ATOM records)
dtsidiedikkilphrypfllvdkviymqpnktiiglkqvstnepffnghfpqkqimpgv
lqiealaqlagilclksddsqknnlflfagvdgvrwkkpvlpgdtltmqanlisfkgiak
lsgvgyvngkvvinisemtfal