>2csuB (B:) observed residues (from ATOM records)
mldyffnpkgiavigasndpkklgyevfknlkeykkgkvypvnikeeevqgvkayksvkd
ipdeidlaiivvpkrfvkdtliqcgekgvkgvviitagfgetgeegkreekelveiahky
gmriigpncvgimnthvdlnatfitvakkgnvafisqsgalgagivyktikedigfskfi
svgnmadvdfaelmeyladteedkaialyiegvrngkkfmevakrvtkkkpiialkagkk
iyeaafkqsgvlvantidemlsmarafsqplprgnkvaimtnaggpgvltadeldkrglk
latleektieelrsflppmaavknpvdmiasargedyyrtaklllqdpnvdmliaicvvp
tfagmtltehaegiiravkevnnekpvlamfmagyvsekakellekngiptyerpedvas
aayalveqaknvgi