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