10 20 30 40 50 60 UACUUAUAAAGUGACCU--| U GU CA A GAUUAGUA GUUUUGU GUU CGGGUGGAU CG UGCAAUUUU A CAGAACG CAA GUCUACCUA GC ACGUUAAAA G UCUGUUCACCAUAUUCUUC^ C AG UG - AGAGGAUG 120 110 100 90 80 70