10          20        30        40        50        60    
GUGGAGUUGGUGUCAGU--|         C           A     G    U   GUGGCACGC 
                   GUCUCGUGCG GUUAGCUUAUC GACUG UGUU GCU         \
                   CGGGGCGCGC CGGUCGAAUAG CUGAC ACAA CGA         G
ACCGGUGCACAGGCUACCC^         A           -     A    -   GUCCCUAUC 
     120       110       100        90         80         70