10           20        30        40        50        60
CUACACAUUUUUUCAUU---|    U                 U     U   CUUUCUGGU 
                    GCUUA AACUUUCCAAAGAAUUC CUUUU GGG         U
                    CGAGU UUGAAGGGUUUUUUAAG GGAAA CCC         U
UAAAACCAACUUCCUUAAAU^    -                 U     -   AAAUUUUAU 
 .       110       100         90        80         70