10          20        30        40        50         
CCCCCCCGUGUCCCCCC--|  C     A     AA   C      UC   A  UUUUCC 
                   GGG CGUGC GUCGG  UUC GCUAGU  UGA CU      U
                   CCC GCGCG CGGCU  AAG CGGUCA  ACU GA      G
GGGGCCCACGGGGGCGUCA^  C     C     C-   A      UC   C  AAAAAG 
       110       100        90         80        70        60