10         20        30         40        50        60  
CAAAGUAAUACAAAUUUAU-     G    AU-|       C   GAA    A   GACAUUA 
                    GCUCU UCGG   UUUAUGAU GAG   GCAG UGU       U
                    UGAGA AGUC   AGAUACUA CUC   CGUC ACA       U
AAGUGCAGACUUCUAAAUUU     A    CGU^       U   A--    C   AAGAAUA 
  120       110       100        90        80          70