10 20 30 40 50 60 UACGCCAAGACUGACUGA -| G U GU UUGGGCUCUGC CGGCC UUU GGG GAG AGUAGGUUGUAUGGUU C GCCGG GAA UCC UUC UCAUCUAACAUAUCAA C AUAGGUGACGUCUAUAAC U^ G U UG UGGCGUCUCGC 120 110 100 90 80 70