10          20        30        40         50        60  
CCCGCUUGCUCAGGUGUU--| C                   GG      - C    CCGACAU 
                    GG UGGACCAGGUGGCCUCUGA  UUCCUU C AACU       U
                    CC ACCUGGUUUACUGGAGACU  AGGGAA G UUGG       C
UCAGCCGAAACCUCCGUCUC^ U                   --      A U    UUAAUGU 
   120       110       100        90          80        70