>4r00W (W:) observed residues (from ATOM records)
sdpssinggivvamtgkdcvaiacdlrlgsqslgvsnkfekifhyghvflgitglatdvt
tlnemfryktnlyklkeeraiepetftqlvssslyerrfgpyfvgpvvaginsksgkpfi
agfdligcideakdfivsgtasdqlfgmceslyepnlepedlfetisqallnaadrdals
gwgavvyiikkdevvkrylkmrqd