10          20        30        40        50         
CUGUGCUUUGGUUCUCU--|     UA     A      C  A     U     UUCAGG 
                   CCUCGG  AGGUG GGACUA GG CGGGC GAGCU      C
                   GGGGCC  UCCAC CUUGGU UC GCCCG CUCGA      U
CCUCCCCCUCACGGACCUU^     UC     G      C  A     U     CACCCC 
.       110       100        90        80        70        60