10           20        30         40        50       
UGUCAAUGCUGCUUCUU---|     U G        -  U     GCGC  U   UUUU 
                    GGUACU G AGAGAGGU GG CCGUG    GU CGC    U
                    CUAUGA C UUUCUCCA CU GGCAC    CA GCG    U
UUUCGAACGUCCGCCCUAAU^     - G        G  -     AUUA  C   GUAU 
    110       100         90        80         70        60