10 20 30 40 50 60 CUCGCCGCGUGCUCUCU----| CUC U CCUCGGU GGC CAGGGCCU GUACAUGGUAGGCUUUCACC U CCG GUCCCGGA CAUGUGUCAUCCGGAAGUGG G CGCAGGCAGGUGAACUUCAGA^ U-- C CCGAUUC 120 110 100 90 80 70