10 20 30 40 50 60 GGAAGGGGGAAUGUCCC----| UU CAC - ACA GUGAAC AUG GUAG GUGUAAACA UCCU CUCUCAGCU \ UAC CGUC CGCAUUUGU AGGA GAGGGUCGG U GUCGAGGGUCCGCAAGUGAGG^ -- UUC U --- UGGAGC . 110 100 90 80 70