10 20 30 40 50 60 UUGACACUUGGAAAGAUC--| CU GU U AU AU UCAGGAU ACGCUCU U AGCUCUUC UUUGGU AGCU C \ UGUGAGA G UCGGGAAG AAACCG UCGA G A AUGGACAACUACUACGGUCA^ UU UG U -- GG UUUAAAU 120 110 100 90 80 70