10          20        30        40        50          
CUGCCCCGCCCCCCUAG--|  U   U      C  UG  AC     U       GGGAGC 
                   GCC CCC CUCGGU CC  AG  CCUUA CCUGUGA      \
                   CGG GGG GGGUCA GG  UC  GGAGU GGACACU      C
ACGGGGCGGGCCACCCCCC^  U   C      A  GU  C-     -       CGAGAC 
       110       100        90        80          70