10            20        30         40        50       
GGCCAGCCAUGCUCCAG----|  A     G  G     -    C      G    CUUCA 
                     GGU GCUGA GG AUGGU AGAC GGUGAC UGCA     U
                     CCA CGGCU CC UAUCA UUUG CCACUG AUGU     U
GCAGUAGGGUGUCUACCUGGC^  -     G  -     C    C      G    AGCAU 
     110       100         90         80        70        60