10          20        30        40        50        60  
CAGACACAAAAAGACUG--|                         A  C    AUGUUUCCAU 
                   GAAUAGAAUGGAAUUUGAAACGUUUU GC AAAA          \
                   CUUGUUUUGCUUUAGACUUUGCAAAG CG UUUU          A
GAAGUGGGUGCCUCAACCU^                         A  U    UGUGGAACUG 
   120       110       100        90        80        70