>4qzxI (I:) observed residues (from ATOM records) sdpssinggivvamtgkdcvaiacdlrlgsqslgvsnkfekifhyghvflgitglatdvt tlnemfryktnlyklkeeraiepetftqlvssslyerrfgpyfvgpvvaginsksgkpfi agfdligcideakdfivsgtasdqlfgmceslyepnlepedlfetisqallnaadrdals gwgavvyiikkdevvkrylkmrqd