10          20        30        40        50        
UCUGCCUUCAGCGUGCU--|  U   AC  C          U         CAUUUGGA 
                   GUG GCC  GU CUAUUCAGAA GGCCUUGGU        \
                   CAC CGG  UA GAUGAGUCUU CUGGAACCA        U
UGAUGUUUACUUCUUAAAC^  U   GA  A          U         CUGUAUAU 
     110       100        90        80        70        60