>4w9kF (F:) observed residues (from ATOM records)
vlrsvnsrepsqvifcnrsprvvlpvwlnfdgepqpyptlppgtgrrihsyrghlwlfrd
agthdgllvnqtelfvpslnvdgqpifanitlpvytlkerclqvvrslvkpenyrrldiv
rslyedledhpnvqkdlerltqer