10          20        30        40         50        
AAAUAAAUAAUUAUAUAU--    U    C   A       U        -|  UAGUGU 
                    UCUA UAGU AGA CUGUCAG CAUUCAGU AUA      U
                    AGAU GUCG UCU GACAGUU GUGGGUCA UAU      U
CAGUUACGUGCAAAUUAAAU    U    U   A       U        C^  CUUGAA 
       110       100        90        80        70        60