10 20 30 40 50 AUCUAGUUGGCAGUGAUACU--| G UAUC G UUUUUU UCUU UGGUGGAUGGGUG UCUAGU CAUG \ AGAG ACUACUUGCUCAC AGAUCA GUAC U UACUUCACCAACGGCUAAAUUU^ A UUUU - UCUAUA . 110 100 90 80 70