>4w9fL (L:) observed residues (from ATOM records) vlrsvnsrepsqvifcnrsprvvlpvwlnfdgepqpyptlppgtgrrihsyrghlwlfrd agthdgllvnqtelfvpslnvdgqpifanitlpvytlkerclqvvrslvkpenyedledh pnvqkdlerltqe