10 20 30 40 50 GGAUCCCCUCAGAGCAAGCA--| G GA U C GUCCUU UUUG UUUG GGCAGUG AGUUAG UGAUUGU \ AAAC AAAC CUGUCAC UCGAUC ACUAACG U AGGAAGCACCCCUUGAGGCAGG^ A UA U - ACACCC . 110 100 90 80 70