10          20        30        40        50        60    
CUGGCUCUUCACUUUAU--|      U   UU    A     G      U      UUUAUAAAA 
                   UUCUGGG CGG  UGGA GACUA UGAUUU GUUGUU         \
                   AGGACCC GUC  ACCU CUGAU GCUAAA CGACAA         G
GUCUAUGUCUUCCCGUCCG^      C   UC    -     -      -      ACACUGUUU 
    120       110       100         90         80         70