10 20 30 40 50 GCCCUUCUCUCUGCUGU-----| U UG GU G A C CUGAGCCU UG GC UCCAG GCUG AUC GUGGUU GAGU \ AC CG AGGUU UGAC UAG CACCGA CUCA U GGGCCUCACACCCCUGAACAGU^ - -- AG G A U CCGAAAAU . 110 100 90 80 70