10          20        30        40        50        60  
GAGCGGGAUUCCGGGCC--|    C    G     GA       C           GUUCUUU 
                   CCGGG GGGC GGAGG  CGGGACG GGUGCAGUGUU       \
                   GGCUC UCCG CCUCC  GCCCUGC UCACGUUAUAA       C
ACUUCCCCUCCGGCCCCCC^    C    G     G-       -           CCACCCC 
 120       110       100        90          80        70