10 20 30 40 50 UCCAGGAGCAGAUUCCG--| U A A C GAUC CUCAGAC GGGAUACACAAA UG GGGCACUU CC \ GAGUCUG UCCUGUGUGUUU AC CUCGUGAA GG U CACCCUGUUCCUACGAAAG^ U C C A UCUG 110 100 90 80 70 60