10 20 30 40 50 60 GCUGUCAUCUCUAAUAUGAGG--| A GC UCU CU UCCUUUUU CGC CUU CAAGAACUC CUGUGA UGUG \ GCG GAG GUUCUUGAG GACACU ACAC U GGAACUACGCUAACCUCCUAAGG^ A UC UCU -- UCAAAGCU 120 110 100 90 80 70