10 20 30 40 50 UUUUAUAAUAGGAAUCA--| UUU U G AUAAC GAUACAGAAUUAU UGCAG AUGUUCCU AAUAC \ CUAUGUUUUAAUA ACGUU UACAAGGG UUAUG A UCAGAAGGGGGGUAUAUAA^ CGU U - CGAAU 110 100 90 80 70 60