10 20 30 40 50 UCACAAUAAAAGAAGAA--| U A C U A U GUGGUCU CUCA GC GUGAC CUCUAGA GGA GCAC GUCU \ GAGU UG CAUUG GAGAUUU CCU CGUG UAGA A GCUGAGGUGGCAACGAGGA^ U C U U A C AAAGAAA . 110 100 90 80 70