10 20 30 40 50 GGGACAUUAUGUCCUCC--| C GC U U A GUUCU GGGUGCC G AGUG AGAGAA GGUGAGU UGCU \ UCUACGG C UCAC UCUCUU CCACUUA AUGG C CGACCACAUCAUCUUGGGA^ U UA - C - ACUAU 110 100 90 80 70 60