10         20         30        40        50         
GGACGACGUCAAAAUAU-   -|   U      C        C     U    AUUGAGU 
                  GCC CAGU CUCAGU CCUGAGAC CUAAC UGUG       G
                  UGG GUCG GGGUUA GGACUCUG GAUUG ACAC       A
CAAGAGAGGCGACACGAG   C^   C      A        U     U    CAAGACA 
.       110       100        90        80        70        60