10 20 30 40 50 UCUCUGGAUCUAUUACA---| AG A AUA AAAAAU ACAU GAAGUAA UUAUCCUAUC GAGCCAU A UGUA UUUCGUU AAUAGGAUAG CUCGGUA G AGUAGAACCGAACAGCACAU^ AU - CGA CUAAAU 110 100 90 80 70 60