10          20        30         40        50         
ACCUGGAUGCCUUUUCU--       U     U-|               UA     UUAU 
                   GCAGGGC CUGUG  GAUAUGUUUGAUAUAU  GGUUG    U
                   CGUCCUG GAUAU  UUAUACAAACUAUAUA  UCAAC    U
UAUUUGGGGGCCUCUGUCC       U     CC^               --     CUAA 
       110       100        90        80        70          60