10          20        30        40        50        60
AGGCUCGAAUGCGAUGG--|     GA     UC        U      G     GUGUUA 
                   GAGGCU  UCCUG  UUUGGUUA CUAGCU UAUGA      A
                   CUCCGG  AGGAU  AAGCCAAU GAUCGA AUACU      G
GGUCUCCCCCCUCCGAAAC^     UC     GA        C      A     UCCUCC 
120       110       100        90        80        70