10 20 30 40 50 60 GUUGGUCUUCCAUCGUG--| G ACC U A UAGAAUUC GA UGCCACUUUACC GAUAUA GC CCAAUUA A CU ACGGUGGAAUGG CUAUAU CG GGUUAGU G GUGUCGACUAACUACAGUC^ G AGA C C AGUACAAU 120 110 100 90 80 70