10          20        30        40        50         
CUGAGAUCGUCAGAGAU--| C   UGU   G          U      A   CGUGGAA 
                   CC UGA   GAG GUAUGUGCCC UGGACU CAU       G
                   GG ACU   UUC CAUAUACGGG ACCUGA GUA       C
CGUCUCGACUUCUUUGUAC^ A   CCU   A          U      C   CCACGAC 
.       110       100        90        80        70        60