10          20        30        40        50         
AGAACUCCAUCUUUCUU--|      U    G      A     U     U   CGUGAU 
                   UGGUAUU AAAA GUGGAU UUCCU CUAUG UUA      \
                   ACUAUGA UUUU UACCUA AAGGA GAUAC AAU      U
UGUAAAGGUCUCAUCGUAA^      C    G      A     -     U   AGAUAC 
      110       100        90        80         70        60