10           20         30        40        50          
CUCGGGCAUUUCGCUUU---|  A    C   -    G       U      C    UGUGGC 
                    CCA AUGC UGG CAGU CAGAGGG GGUGAG AUGC      \
                    GGU UACG ACC GUCA GUCUCUU CCACUC UAUG      C
CCGACCCAACUUCGUCUCAG^  C    -   U    -       U      -    AACUCU 
.       110       100         90         80         70