10                  20        30        40        50        60
GCGAGUUGAUUAUCAAU----------|     GUAACUUU      C       A       UGAUUU 
                           GGCUGC        CAAUUC GUAGUGC UUGCAGU      A
                           UCGACG        GUUAAG CGUCGCG AACGUCA      A
GAAGGUAUACGACAGACACCAGUUGCC^     --------      A       -       UUAAGG 
 .       110       100        90                80         70