10          20        30          40        50        60  
UCCUUAUAAGUCAAUUAA--    A        --|  GG      C    C     GGUCUUAA 
                    UUUU AAUACUUU  UGC  AGUAGA UGGU AAAUG        \
                    AAAA UUAUGAAG  ACG  UCAUCU ACCG UUUAC        A
UCGGUCCUUUAAAGAUGUUA    C        AA^  --      A    C     UAACUAAC 
   120       110       100        90          80        70