10          20        30        40        50         
CAAAUACCAAUGAUGUC--|    U        A     U   UC         GUGAAU 
                   UGUCA CUAUAUAU CCCUG AGA  CGAAUUUGU      A
                   ACAGU GAUGUAUA GGGGU UCU  GCUUAAACG      U
GACAUAACGCAACACAAAU^    U        A     -   GU         CUGACA 
       110       100        90         80        70        60