10 20 30 40 50 60 CUGCUGAAUGAAACUGUUGCU- A -| C C GA GCUUUUAAA CUCUAGA GU CUGAU UCAAA GGUG UAGA \ GAGAUUU CG GACUA AGUUU CCAC AUCU A GAACUAGUCAGCGUUUCCGAUU C U^ A A G- AACAAUCAA 120 110 100 90 80 70