10 20 30 40 50 GAGGAGCGCCAGGCUAU- A ACG-| C U CGCUGUGCC GCCG CC GC CAUUAUUACUU UGGUACG \ CGGU GG CG GUAAUAAUGAG GCCAUGC A GAGGGCGGUCGGCACCCA C GAGG^ C U UCAAACUUC 110 100 90 80 70 60