10            20        30        40         50        
CUUCAGGCCCGGAUCGA----|  UCGA UG   U  GU             U-   GUCCA 
                     CUG    G  GUU AG  AGUUUCAUGUUGU  GGG     \
                     GAC    C  UAA UC  UCAAAGUACAACG  UCU     U
UAAACCAACGCUACAUACAUU^  CC-- GU   U  UG             UC   AACUU 
      110       100          90        80        70        60