10 20 30 40 50 60 ACAUCUCCAUGGCUGUA--| CCU GU A A A GUUGA CCA UGUCAG AGCUUAUC GACUG UGUUG CU A GGU ACAGUC UCGGGUAG CUGAC ACAAC GG U CUACCAGUCUACUUUCUAU^ UUU UG - G - UACUC . 110 100 90 80 70