10         20         30        40        50        60
CCGCUGGACCCCCUCAG-    -|                  CAU          UUGCUG 
                  CUCU GCUGUGGCCUAUGGCUUUU   UCCUAUGUGA      U
                  GGGA UGACAUCGGGUACCGAAAA   GGGAUGUACU      U
AGUCCUCUUCCUCGUGCG    G^                  UC-          UAAUCU 
 .       110       100        90        80         70