10 20 30 40 50 GUUGCAGGAUCUUCUGA--| U U A UC GCUG GUG GCAUCGUAG CA AUGCUCAGAC CUGUGGUG C CAU UGUGGCAUC GU UACGAGUUUG GGCACCAC U UCCGCCGUUACAUCGUUUU^ C - G UA GUAC 110 100 90 80 70 60