10 20 30 40 50 GGAGACGCCAUCCCUCU--| G GA U CGCUGUGAC GCUG UGACGG CAUUAUUACUU UGGUACG \ CGAC ACUGUC GUAAUAAUGAG GCCAUGC A GUCGCGCAGAACGACGGCC^ G GC U UCAAACUUC 110 100 90 80 70 60