10 20 30 40 50 GAAGACGCCACGCCUCC--| GC GA U CGCUGUGAC GCUG GACGG CAUUAUUACUU UGGUACG \ CGAC CUGCC GUAAUAAUGAG GCCAUGC A CACCGCGAAAGCUACGCCA^ AC GC U UCAAACUUC 110 100 90 80 70 60