10 20 30 40 50 60 UUGGGACUCCCGGGACG- -| GG GC UGGACA UCC UGCCUGGG ACGUACUUCUUUAUAU CCAUA U AGG GUGGACCC UGUAUGAAGAAAUGUA GGUGU G CCCCGACACUACGAUUGG U^ GA A- GAACGA . 110 100 90 80 70