>2a7kA (A:) observed residues (from ATOM records)
mvfeensdevrvitldhpnkhnpfsrtletsvkdalaranaddsvravvvyggaersfsa
ggdfnevkqlrsedieewidrvidlyqavlnvnkptiaavdgyaigmgfqfalmfdqrlm
astanfvmpelkhgigcsvgaailgfthgfstmqeiiyqcqsldaprcvdyrlvnqvves
salldaaitqahvmasypasafintkravnkpfihlleqtrdaskavhk