10 20 30 40 50 UACUGGAGCAAGAAGAU--| C A U GUUGUC CUCAGGCAGUGAC CUCUAGAAGGA GCAC GUCU \ GAGUUUGUCAUUG GAGAUUUUCCU CGUG UAGA U GUAGAAGUUGCAACGAAAA^ U A C AAAGAA 110 100 90 80 70 60