10            20        30         40        50        60 
UUCGGUGCUGGAUGGUG----|    UC              -   C      GU    UGGUGA 
                     CCGAC  GCGGUUAGUUUUGC UGG UUUGCA  CAGU      U
                     GGCUG  CGCCAGUCAAAACG ACC AAACGU  GUCG      C
GCACUCUCUAACAGCGGUAAC^    --              C   U      --    UUACUC 
 120       110       100          90        80          70