10 20 30 40 50 AAUGGGCAAAGCUCGAC--|C AU CAC U C CCGCG G GU AGCGG GUGGCAAAGG GCUG GAUGCG \ C CA UCGUU CACUGUUUCU UGAC CUAUGC U UCAAAAUAGCUUUUAUGCG^A CU UUC - A UAAAU 110 100 90 80 70 60