10 20 30 40 50 CAUAUGUCUCAUCACUAUUU--| GCA U UC U A GUGAAU GGUG CA ACGGAUGA GUC CCGCC ACC \ CCAC GU UGCCUGCU CAG GGUGG UGG A CAUAAAGAGUUCUACAUAGGUU^ AGG U UU - C AAUAAU . 110 100 90 80 70