10 20 30 40 50 CUGGCGAGGAUAGACAU- CU- GA -| C UUGUAC GG CUC UGGACAUC UUACUAGACAGUG UGGA A CC GGG AUUUGUAG AAUGGUCUGUCAC AUCU C CCUCACACCGUCGGGAAC AGU AC C^ A UGGGUC . 110 100 90 80 70 60