10 20 30 40 50 60 GCUCUACAGUUACUAAA--| A C- AC UGAAGA ACCUGC CAGAG ACAUACUUCUUUAUGU CCAUA U UGGACG GUUUU UGUAUGAAGAAAUGUA GGUAU A AGACAAUGACCAUCAAGUG^ - UA A- CGUGAC . 110 100 90 80 70