10 20 30 40 50 CAUUUGCCACACUGUCC--| UA C UG C UU U UUUUU UG UA U AG AGGUC GAUGCGUGCAAUUU GU \ AC AU A UC UCCGG CUGCGCACGUUAAA CG U CAGUUUCGAGACGACAAUU^ CA A GU A CC - AAAUU . 110 100 90 80 70