10          20        30        40        50         
UCAGUCAACUGUAAUCAA--|    UC   A    U           G    UUUCCCAU 
                    GGAUC  CUU CACU AAACAUUGAGG ACUU        G
                    CCUGG  GAA GUGG UUUGUAACUUC UGAA        U
UCAAGUCGUAACCCACCGAA^    GA   A    U           G    UGCCGUCA 
.       110       100        90        80        70        60