10 20 30 40 50 60 UUUAACGGUGGAGUGGAAU--| UG UG C A AA CUUUU GUCGCG G GCGCCUGA ACUUUG CUC ACCU C CAGCGC C UGUGGACU UGAAAC GAG UGGA G CUAUUCCGUCAACUAUUACGU^ GU UA U - -- UGAGU . 110 100 90 80 70