10          20        30        40        50       
CUCCAAACUCAUUCGAU--|U     C    G        C    UU       GUAU 
                   G GACGG AGAU GGAGACUA CUAA  GCAAGGU    C
                   C UUGCU UCUA CCUUUGAU GAUU  CGUUUCA    U
GCAAUAGCACAUCUUUCCA^U     U    G        U    UC       GCUA 
    110       100        90        80        70        60