10 20 30 40 50 GGUGACAGGAUGAGACU--| G G ACA AGACCUU GUUGU GU UGUCUGCCUGUCU CUUGCUGUGC \ CGACG UA ACAGACGGACAGA GGACGACAUG C CAGAAGACUACAGUCACCC^ G G CAC UCCUCGU . 110 100 90 80 70