>2csuA (A:) observed residues (from ATOM records)
mldyffnpkgiavigasndpkklgyevfknlkeykkgkvypvnikeeevqgvkayksvkd
ipdeidlaiivvpkrfvkdtliqcgekgvkgvviitagfgetgeegkreekelveiahky
gmriigpncvgimnthvdlnatfitvakkgnvafisqsgalgagivyktikedigfskfi
svgnmadvdfaelmeyladteedkaialyiegvrngkkfmevakrvtkkkpiialkagsw
kiyeaafkqsgvlvantidemlsmarafsqplprgnkvaimtnaggpgvltadeldkrgl
klatleektieelrsflppmaavknpvdmiasargedyyrtaklllqdpnvdmliaicvv
ptfagmtltehaegiiravkevnnekpvlamfmagyvsekakellekngiptyerpedva
saayalveqaknvgi