>1yf9A (A:) SEQRES residues
gpgsmsgagnlrsnrrremdymrlcnstrkvypsdtvaefwvefkgpegtpyedgtwmlh
vqlpsdypfkspsigfcnrilhpnvdersgsvcldvinqtwtpmyqlenifdvflpqllr
ypnpsdplnvqaahllhadrvgfdallrehvsthatpqkalesipeayrph