10         20         30        40        50          
CAUUGUUGUGAAGUUGU-    ACCU-|   C         G  A    CG    GUGAAU 
                  GAGU     GGUC AAGUUCUGU AU CACU  GACU      \
                  CUCG     CCGG UUCAAGACA UA GUGA  CUGA      C
GCUGAGACACGACAGGUC    GUCGC^   U         A  C    --    UCGUAU 
       110       100        90        80          70