10 20 30 40 50 GCGUGCAUGACUUUAGGAUG--| GU UA U GAUUGUUUGU UUCUCU GUAGGC AGACG GUGCAA \ AAGAGA CGUCUG UCUGU CACGUU G ACAAUAAACAAUCAGUUAAAAA^ AC GC U AAACUCGAUG 110 100 90 80 70 60