>6cyxB (B:) observed residues (from ATOM records)
svgtfslpalpyaydalepsisaqimelhhskhhqtyvtnlnnalktystalaandvpsq
ialqaaikfnggghinhsffwenlcpasspdadpasapeltaeiaktwgsldkfkeamgk
allgiqgsgwgwlvkegsglrivttkdqdpvvggevpvfgidmwehayylqylngkaayv
dniwkvinwktaeqrfkgdredafkilkas