10          20        30        40        50        60  
UUCCCACCAUGAGACUA--|                         A  C    AUGUUUUCAU 
                   GAACAGAAUGGAAUUUGAAACGUUUU GC AAAA          \
                   CUUGUUUUGCUUUAGACUUUGCAAAG CG UUUU          G
UUUAAAUCAACUUCGGCCU^                         A  U    UGAGGAAGUG 
   120       110       100        90        80        70