>1r5aA (A:) observed residues (from ATOM records)
ttvlyylpasppcrsvlllakmigveldlkvlnimegeqlkpdfvelnpqhciptmddhg
lvlwesrvilsylvsaygkdenlypkdfrsraivdqrlhfdlgtlyqrvvdyyfptihlg
ahldqtkkaklaealgwfeamlkqyqwsaanhftiadialcvtvsqieafqfdlhpyprv
rawllkckdeleghgykeinetgaetlaglfrsk