10 20 30 40 50 CCGCGGGAUUAGCCUCGC- UGC - -| UGUGUGU CAGC CGGUG UCAUUUUUGUGAUU UGCAGCU \ GUCG GCCAC AGUGAAAACACUGA ACGUUGA G UCCCCUCUCUUCUCUCUAU CUU U U^ CUCGACU . 110 100 90 80 70 60