10          20        30        40        50        60  
GGAGCGGGAUGCCGGCC--|    C    G     GA       C           GUUCGUU 
                   CCGGG GGGC GGAGG  CGGGACG GGUGCAGUGUU       \
                   GGCUC CCCG CCUCC  GCCCUGC UCACGUUAUAA       G
CCAUUCCCCCAGGCCCCCA^    C    G     G-       -           CCGCCCC 
 120       110       100        90          80        70