10          20        30        40        50        60  
CACAGGACUCUGGAACA--|    U  U     AU        CACU    U  A CGGACAG 
                   GAAAG GC UUGGA  GACACGAU    CCCG UG G       \
                   CUUUC CG AACCU  CUGUGCUA    GGGC AC C       C
CUAGGGACGUCCUCCGAGG^    U  U     GU        UAC-    U  - GAAGAAC 
 120       110       100        90        80          70