10 20 30 40 50 CUGAACACCUAGAUUAUGA--| C CG GUAUA ACUGUC UUUUUCGGUUAUCAUGGUAC GUGCU U UGGUAG AAGAAGUCAAUAGUGUCAUG CAUGG G AAGUCAAGAGUAACACUACCG^ U A- AAAGU 110 100 90 80 70 60