10 20 30 40 50 60 AGGAUUCCAGCGACUCGGGA---| C UC U UCGAGGGUG GGGG GGGAGGGGGG CCCGG GCUCGGAUC \ CCCC CCUUCUCCCU GGGUC CGAGCCUGG C CGGCCUCCCCGACUCCCCCCCAA^ - CU - CUUGUUAUU 120 110 100 90 80 70