10          20        30        40        50        
AACCCGACUUUAUUUAU--|   U      UUC       UAA      CU    GGUU 
                   GAGC GUUGGA   GGGGCCG   CACUGU  GAGA    U
                   UUCG CGACUU   CUCUGGC   GUGACA  CUCU    A
GAACUCUUUCCUUCGGUCC^   U      UUU       CAA      --    UUAC 
    110       100        90        80        70          60