10 20 30 40 50 CUGGAGCAAGAAGAUCC----| U U CC - UC UGUUGUC CA GC GUGAC UCUAGAGG AAGCACUU UGUU \ GU UG CAUUG AGAUUUCC UUCGUGAA ACAA U GUUGAAGUUGUGACGAAAAGG^ U U -- C -- AAAAGAG . 110 100 90 80 70