10 20 30 40 50 CAAACAAUAAGACUAUGA--| C CG GUAUA ACUAUC UUUUUCGGUUAUCAUGGUAC GUGCU C UGGUGG AAGAAGUCAAUAGUGUCAUG CAUGG G GGAUCUAGAGUACACUACCG^ U A- AAAGU 110 100 90 80 70 60