10         20         30        40        50         
GCAUUCUGCACGGUACU-   U    C-|      C     G            GUCUAA 
                  GUU UAGC  CAUGUAC CUGUA GUACGACCUUGU      \
                  CAG AUCG  GUGCAUG GACAU UAUGUUGGAACG      A
ACAAAGAACAACUGUACA   U    UU^      A     A            UCUUCA 
       110       100        90        80        70        60