10          20         30        40        50
GGUGCAGCCAAGGACCCG--      G   -|   A               U 
                    CGGCCG CGG GGAA CCGUUACCAUUACUG G
                    GUCGGC GCC UCUU GGUAAUGGUAAUGAU U
CGGUGCGGCACGGCGUGCGG      A   G^   -               U 
100        90        80        70         60