10 20 30 40 50 60 ACAGCUGUGUUUGAAAU- GA-| A A C GGGGUAGAUGAC GGG CUGCCCUC AGGAGCUUACA UCUAG UG \ UCC GACGGGAG UCUUCGAGUGU AGAUC AC U UCUCUCUACUGAUCCCAU GGG^ A C A ACAAGUUCACGU 120 110 100 90 80 70