10 20 30 40 50 CGCGAAAGAGAAUAUUAAA- CGC-| C AGUU C UUACU GCUGUC UGAC CGAGC CG AACAAGAC U CGGCAG AUUG GCUCG GC UUGUUUUG U GACACAGCAUACUACAUCCA UUCC^ C GCUU - UGAGU 110 100 90 80 70 60