10          20        30         40        50        
CGUGUGCAUGCAUGCAU--|    A    CA  -           C  GU     CUGUG 
                   GGCCA CAGU  GU GAGUAUUACAU AG  ACUGA     U
                   UCGGU GUCG  CA CUCAUAGUGUA UC  UGACU     U
CUCUCCCAAUCAGCUAUCC^    -    AC  G           -  UG     UCAGG 
     110       100         90        80         70        60