10 20 30 40 50 AGGACUCCCAGUUUAAG- G-| G CCU CGU A UUAACUG CUC GCU UGC AGCAGCA CAA ACUGGAG \ GAG UGG GCG UCGUCGU GUU UGACCUC G UCCCCGUUAACUUGGUCC GA^ A AGU UCC A CUAAAUU . 110 100 90 80 70