>2a7kD (D:) observed residues (from ATOM records)
mvfeensdevrvitldhpnkhnpfsrtletsvkdalaranaddsvravvvyggaersfsa
ggdfnevkqlsedieewidrvidlyqavlnvnkptiaavdgyaigmgfqfalmfdqrlma
stanfvmpelkhgigcsvgaailgfthgfstmqeiiyqcqsldaprcvdyrlvnqvvess
alldaaitqahvmasypasafintkravnkpfihlleqtrdaskavhk