10          20        30         40         50          
ACACAUAUUUUUAUGCCG--  C   G     G        -     -| GGACCACUGUGUC 
                    GU GGU CGGGU AGGUGUUU CACGG GC             \
                    CA CUA GCUCA UCUACAAA GUGCC CG             A
GUCAGCACCACGACCGACAA  U   A     A        U     G^ GUGAACUGAUGAA 
 120       110       100        90        80        70