10            20        30        40        50          
CGACUUGGUGCUGAUUUCU----|    CU   CG            U   G    GUGACGU 
                       GCCCU  GCC  GAGACCUCUGGG UCU AGCU       \
                       UGGGA  UGG  UUCUGGGGGCUC AGG UCGA       G
CACGGGUCUUGGGUCUCUGGGUU^    CU   --            U   G    GGCUUCG 
 .       110       100        90          80        70