10         20         30         40        50          
CCGCCCGGGGCCUCAGG-     -|   G   UCU      -  G     A     GUGUGU 
                  CCGGC GCCC GGC   GGCUCC GU UCUUC CUCCC      \
                  GGCCG CGGG UCG   UCGGGG CA GGAGG GAGGG      C
GGCCUCCGGACGCGACAA     A^   G   UG-      G  G     -     AGGAGC 
.       110       100        90         80         70