10          20        30         40        50        60 
GUAUAGCAUAAAAAUCU--       UAAAUAU-|  G        U        UUGUACUA 
                   UUGUGAU        GGC CUUAUGUG AGAACCGG        U
                   AACACUA        CCG GAAUGUAC UUUUGGUC        A
AAUGUAACAAACUACUAAA       UGAUAAAC^  A        U        AAAUUUUU 
   120       110       100        90        80        70