10 20 30 40 50 60 UUAAUCGGAUUUGAGAGU-- U UGC -| GUAUAUAG GUAG UAU AUGGGAAAUG UGAAGUUCAAGGA \ CGUC AUA UACCUUUUAC GCUUCAGGUUUCU U GGGUCUCAAUGUUACUGUCU U UUU U^ UUGCAGAA 120 110 100 90 80 70