10          20        30        40        50        60  
UGACAUCCAGAAGAUAC--|                  U   AU  A       UGUGACUUU 
                   GACUGUGUUGUUUAGGCCG GAC  GU CAAUGUU         \
                   UUGGCACAAUAAGUCCGGC CUG  CA GUUAUAA         G
UCCAAGGAACAGCGGUUCA^                  C   GU  C       CCAGAUUCA 
   120       110       100        90        80        70