10          20        30        40        50         
AACAAUACGGAUCAUCU--|   U       UA     U   UC          UUAUAA 
                   GUCA CUAUAUA  CCCUG AGA  CGAAUUUGUG      \
                   UAGU GAUGUAU  GGGGU UCU  GCUUAAACAC      A
CAAAAGGACCGCUUCACAG^   U       CA     -   UC          UGACGC 
      110       100        90         80        70        60