10          20        30        40        50        60  
CGGGUUUCAGCUGUACU--|GC    G     U   A    A        G     CGGCUUU 
                   G  CGUC UGGUA GGA GACU GUGAUUUU UUGUU       G
                   C  GCGG ACCAU CCU UUGA CACUAAAA AACAA       C
CUCGUAUAGCUACUGAACG^AA    A     -   -    C        -     UCGCCAG 
 120       110       100         90         80         70