>1t13D (D:) observed residues (from ATOM records)
tsfkiafiqarwhadivdearksfvaelaaktggsveveifdvpgayeiplhaktlartg
ryaaivgaafvidggiyrhdfvatavingmmqvqletevpvlsvvltphhfheskehhdf
fhahfkvkgveaahaalqivsersriaa