10 20 30 40 50 60 UACUCUACUUACUCCAA--| A U CCA CG C UGUGAA CU CC GCAGCC CUUGGAUGAGG CA UAUUU U GA GG UGUCGG GAACCUAUUCC GU AUAAA A AACACCAUCAAACCAAGAA^ C U AG- A- A ACCGUC . 110 100 90 80 70