10          20        30        40        50        
ACUGACAACGCUUGACA--|   A  A    CA           U        CCUUUU 
                   GGAG GU GAGG  AUUAUAUUCAG CAACAGAC      A
                   CCUC CA CUCC  UGAUAUAAGUC GUUGUCUG      U
GAGGCCACGCUACACUUCA^   A  C    AC           C        AGUACA 
      110       100        90        80        70        60