10          20        30         40         50        60 
AACGAUCGUAAUAUCAG--      U  GUGA     -    U-|  A       UAUUUCUAA 
                   UUCAUU AU    GUUCC AGUG  GCU UGAUGUA         \
                   AAGUAA UA    CAAGG UCGC  CGA ACUAUAU         A
AUUUAUAAUACUUACUAAU      U  AUCG     U    CC^  C       AUCUUUUAA 
   120       110       100        90        80        70