10 20 30 40 50 ACAUUGAGUGACUACUG--| C C UA AUA GUG AGAACCUUACAGGUGUAC AAGUGU CAAG U CAC UUUUGGAAUGUCCACAUG UUUACA GUUC A UACUGACCUCAGUUACUUA^ U C UC CGU 110 100 90 80 70 60