10 20 30 40 50 GAGAUGUUGGUGUCAGCACC-- CC GU U A-| G GCAUGCA GU AGGGU GUGACUGG UG CCA AGGG C CG UCCCA CACUGAUC AC GGU UCCC U CAGAAGGACCUCACCCUCACUA AC AC C CG^ G ACUUGUG . 110 100 90 80 70 60