10          20        30        40        50        
CUAUGCACUAUUCAAUC--|  C   U     AC        AG  U      CUGCAC 
                   GUC GGA GGUUU  CCUGUAGA  CG GUUUAU      A
                   CGG CCU CCAGG  GGACAUCU  GC CGAAUA      U
ACAGGCUAACCAGUAUCUU^  A   U     AC        CU  U      AAACUU 
      110       100        90        80        70        60