10 20 30 40 50 60 CUCUUCUGGAGACAACC----| CU UGUGU U ACA GUGAGC AUG GUAG GUAAACA CCU CUCUCAGCU \ UAC CGUC CAUUUGU GGG GAGGGUCGG U CUUCAAGUGGACCCCAAGAGG^ -- UUCCU C A-- UGGAAC . 110 100 90 80 70