10          20        30        40        50        60  
CGGAGACCUGUGUAUUG--|                         G  C    AUGUAGCCAU 
                   GAACGGAGUGGAAUUUGAAACGUUUU GC AAAA          \
                   CUUGCCUCGCUUUAGACUUUGCAAAG CG UUUU          G
CCAAAAAAGGCUUCGGCCU^                         A  U    UGGGGAAACG 
   120       110       100        90        80        70