10           20        30         40        50        
AUACAUCAUGUAUAGCU---| AU   A              -  AUA        GUAUU 
                    GU  UCU UGGGCUUGACAUCA UC   CUUGGGAU     A
                    CG  AGA ACCCGGACUGUAGU GG   GAACCCUG     C
GUAUCGCUCUGUCUUAUCGU^ GU   -              C  AC-        AAACA 
      110       100         90        80         70        60