10           20         30        40        50          
CUCGGGCACUUCGCUUU--  -|     C   -    G       U      C    UGUGGU 
                   CC AGAUGC UGG CAGU CAGAGGG GGUGAG AUGC      \
                   GG UCUGCG ACC GUCA GUCUCUU CCACUC UAUG      C
CCGACCCAGCUUCGUCUCA  A^     -   U    -       U      -    AGCUCU 
.       110       100         90         80         70