10          20        30        40        50         
CCGAGGUCUCCAGACAU--| C   C     G          U      A   CGUGGAA 
                   CC UGA GUGGG GUAUGUGCCC UGGACU CAU       G
                   GG ACU CAUUC CAUAUACGGG ACCUGA GUA       C
UACCAUUACCGCUGGGUUC^ A   C     A          U      C   CCACGAC 
.       110       100        90        80        70        60