10 20 30 40 50 UGAUUUCAGCAGGUGAG--| UA A UC UGUGAC CUUUGGGGAGAUG GCAGC CA AUGGUUUGU A GGAACUCCUUUAC CGUCG GU UACCAGACA A CGAAUAAGAGAACGGAAAA^ UC A CU UAGAGG 110 100 90 80 70 60