10 20 30 40 50 CUCAUUCAAGAUCUUGUC--| A UCU C AG UUGG GGC UUCC GU CCUG ACCUAUAUGUUGCU C CCG AAGG CA GGAC UGGAUAUGCAGCGG U UCGUGAGGUAGCGACAAGUU^ G UCU U GU ACUG 110 100 90 80 70 60