10                20        30        40        50        60   
AAAAGAGAGUCAGUGGCA--------|      CAGGUA         UC   A    GU  ACUUGCCA 
                          GUCGAUA      UGCCUGAAA  UUG CUCA  CC        A
                          CGGCUAU      AUGGACUUU  AAC GAGU  GG        U
UACAGGUCUACUCUAACGUCAUGGAA^      ------         GA   -    --  UCGAGUCG 
   120       110       100              90        80           70