10         20         30        40        50          
AAGAGAUAUACUAAUAUA-       AC-| C        U        G     AUGCAU 
                   GCUGCUA   UU UCUUUGGU AUCUAGCU UAUGA      \
                   CGGCGGU   AA GGAAACCA UGGAUCGA AUACU      U
UAUUAGUCCACUACUUAAC       ACA^ C        U        A     GAAAGU 
 .       110       100        90        80        70