>2fb1A (A:) observed residues (from ATOM records)
nyyssnptfylgidciifgfnegeisllllkrnfepamgewslmggfvqkdesvddaakr
vlaeltglenvymeqvgafgaidrdpgervvsiayyalinineydrelvqkhnaywvnin
elpalifdhpemvdkaremmkqkasvepigfnllpklftlsqlqslyeaiygepmdkrnf
rkrvaemdfiektdkidklgskrgaalykfngkayrkdpkfkl