>2xrxT (T:) observed residues (from ATOM records) ffktfewpskaaglelqneieqfyyreaqlldhrayeawfalldkdihyfmplrtnrmir egeleysgdqdlahfdethetmygrirkvtsdvgwaenppsrtrhlvsnvivketatpdt fevnsafilyrnrlerqvdifagerrdvlrradnnlgfsiakrtilldastllsnnlsmf f