>2d6kB (B:) observed residues (from ATOM records) aqspyinpiipftgpiqgglqeglqvtlqgttksfaqrfvvnfqnsfngndiafhfnprf eeggyvvcntkqngqwgpeerkmqmpfqkgmpfelcflvqrsefkvmvnkkffvqyqhrv pyhlvdtiavsgclklsfitfqt