10 20 30 40 50 ACUCAGAGGAAUAAUAUC--| G A CA U GUGCGG AGU GUGUGGGA AGGUC ACCUCACAUG CCU C UCG CACACCCU UCCAG UGGAGUGUGU GGA U AGCACCGACCCUUCUUAUGC^ G A AC C AGGAAG . 110 100 90 80 70 60