10 20 30 40 50 60 AAACUGCUGACAAUCCUC AU --| C U U UUGUUA GCC CAAUUCUU UACC UGU ACAUUG AGAAUGC \ UGG GUUAAGAA AUGG ACA UGUAAC UCUUAUG U UGAAGGCCUUCAUUAAGU AG UU^ A - - UUUCCU . 110 100 90 80 70