10 20 30 40 50 GAGUGCGGACCGGGACA--| A GU C UG A AUAACA AACUG GUUG UACG GUAUUCU GGUAA UAAU \ UUGAU UAAC AUGC CAUAAGA UCGUU AUUG U CAGCGUCACCGCAGCAAGG^ G UG A GU - UAGGCU . 110 100 90 80 70