10 20 30 40 50 60 CAAGUUAGCAGGAGGAA- U U -| G UU GGGCAU GAG GGUG UACA AUGGAUGAAAGU CCACC GAUC \ UUC UCGC AUGU UGCCUGCUUUUA GGUGG CUGG U AAUAGUAGCCUCAGCACA U C C^ G -- UGCAAG . 110 100 90 80 70