10        20          30         40         50         
AAAAAAUAUUACACUUGAAA--     U     -       UC-|   UU      UAGCAU 
                      UCAAA UUUAU UGCACAA   UACA  GGACCU      U
                      AGUUU AAAUG ACGUGUU   AUGU  UCUGGA      U
UCUAAGCUACCUUCUCGAAGUC     U     U       UAA^   UU      CAAGAG 
120       110       100        90        80        70        60