10            20        30        40        50         
AUAUCGAGGAAUUACCA----|     UU    UC        UA     U      AGGAU 
                     GUAUCG  CCAU  UUGGCACU  UGGAA CGUCAC     G
                     CAUAGC  GGUA  AACCGUGA  GCCUU GCGGUG     U
AAUACGGCGUUCUACCAGUAC^     --    CU        UA     -      UUCAA 
       110       100          90        80         70        60