10          20        30        40        50        60  
UUUGGAUGGACUGACAUA--|    UC     U         UA        C  AGUAAAAU 
                    CUUGU  CGCUG AGCAGCACG  AAUAUUGG GU        \
                    GGACA  GCGAU UCGUCGUGU  UUAUAACC CA        A
ACUAUUUAUCAACGAUACAG^    GU     U         UA        A  AAUUAUAA 
   120       110       100        90        80        70