10          20        30         40        50          
UCCUCCCUCCCACUCCA--             UA-|      G       AGAUAGUGGUCC 
                   GCCCUGCUGGGGC   AAGUGCU ACAGUGC            \
                   CGGGAUGACCUCG   UUCAUGG UGUCACG            U
GAGGUACCUGCGACGUACA             UCG^      G       CCAUCGUGCCUC 
120       110       100        90        80        70