10 20 30 40 50 AGAAAAAUAGAAGAUGG--| G CU G GUGUAA UGCUGUU UCCU CUUUGGUGAUCUAGCU UAUGA \ AUGACAA AGGA GAAGCCAUUAGAUCGA AUACU A UUUCAUUUAGUCAACUUAU^ A CU A ACAGCA . 110 100 90 80 70