10 20 30 40 50 CUGGCUGGCUGCGGUCA--| CC U GC CA UUG CCGCGUC GUGGCUAG ACUC GCUGUGA UGUG C GGCGCGG UAUCGAUC UGAG UGACACU ACAC C GAUAUCAUGGCGGCUACUU^ CA U AC -- CGA 110 100 90 80 70 60