10 20 30 40 50 GGAGGAUGCUGCGGCGC- G-| CG C U UCCA C UACCU GG GCG UCGC CCCC CAG CCAGAGCC GGA \ CC CGU AGCG GGGG GUC GGUCUCGG CUU C AAGCUUUUUGCCCCAAAC AA^ AA A U UG-- - AAAGA 110 100 90 80 70