>2ocbA (A:) observed residues (from ATOM records)
gkslllkvillgdggvgksslmnryvtnkfdsqafhtigveflnrdlevdgrfvtlqiwd
tagqerfkslrtpfyrgadcclltfsvddrqsfenlgnwqkefiyyadvkdpehfpfvvl
gnkvdkedrqvtteeaqtwcmengdypyletsakddtnvtvafeeavrqvlav