10         20         30         40        50        60   
GAGAGGAGAUGAGACGG-    U-        -|      C   CU        UGGGUCUGUCC 
                  GUCU  CCCUGGGU CUUUUUG GGU  GGGCUUUC           A
                  CAGG  GGGGCCUA GAAAAAC CCA  CCCGAAAG           A
GCAAGGUCGCUACGGUAG    UU        C^      C   UU        ACUAUGCCCCC 
       120       110       100        90        80        70