10        20          30        40        50        60  
CCGGUGCAAUCGGCUUUAAAAA--| U     C        U         GC    UAUUAU 
                        CC CGAGA UAGUUUUC CAGUGAUCU  CAGA      \
                        GG GUUUU GUCGAAAG GUUACUAGA  GUCU      U
GAAGUUAAGUUUUCAGCUCCGAUA^ U     A        U         --    UUAACU 
 120       110       100        90        80          70