10          20        30        40        50          
CCCCUCCCUCCAGCUCC--|     CU     UC       C    UA      GAGACGU 
                   GUCGGC  CUCGG  CCUGAGA CCUU  ACCUGU       \
                   CAGCCG  GGGCC  GGGCUCU GGAG  UGGACA       G
AACGCCCCAGGCACCGCCC^     AC     GA       U    --      CUGGGGC 
       110       100        90        80          70