>2x81A (A:) observed residues (from ATOM records) qwaledfeigrplgfgnvylarekqskfilalkvlfkaqlekagvehqlrreveiqshlr hpnilrlygyfhdatrvylileyaplgtvyrelqklskfdeqrtatyitelanalsychs krvihrdikpenlllgsagelkiagtldylppemiegrmhdekvdlwslgvlcyeflvgk ppfeantyqetykrisrveftfpdfvtegardlisrllkhnpsqrpmlrevlehpwitan ss