>2a46A (A:) observed residues (from ATOM records)
nkfigddmkmtyhmdgcvnghyftvkgegngkpyegtqtstfkvtmanggplafsfdils
tvfkygnrcftayptsmpdyfkqafpdgmsyertftyedggvatasweislkgncfehks
tfhgvnfpadgpvmakkttgwdpsfekmtvcdgilkgdvtaflmlqgggnyrcqfhtsyk
tkkpvtmppnhvvehriartdldkggnsvqltehavahit