10          20        30        40        50        60  
AUAAGAGUUCCUUCACGGA--|      AUAA   UG          A       CUUAUUGU 
                     CACUUAU    UUU  AUUGUUGCUC GAAAGCC        \
                     GUGAAUA    AAA  UAAUAACGAG CUUUCGG        U
UUAGAAGUCGCUACUCUCCUA^      GACC   GU          -       UUGACCAU 
  120       110       100        90        80         70