10 20 30 40 50 UGUACUGAAAGACUUCU-- G -| UG C UGUAAA GGGGAG UAUUAUCAUC UUAC GGCAG AUUGGA \ UCUCUC GUAGUAGUAG AAUG CCGUC UAAUCU C CAAGAAGAAGCUACUUCAA G U^ GU A UAUGGU . 110 100 90 80 70 60