>2v49N (N:) observed residues (from ATOM records)
mktyvpkqveprwvlidaegktlgrlatkiatllrgkhrpdwtpnvamgdfvvvvnadki
rvtgkkleqkiytrysgypgglkkiplekmlathpervlehavkgmlpkgplgrrlfkrl
kvyagpdhphqaqrpekle