10 20 30 40 50 UUAAAAAAAACGGCGUA--| UG G A CUGUA UGUUAUUUCUGUG AAAGACAUGG UAGUGAG UG \ ACAGUAGAGGUAC UUUCUGUGCC AUCACUC AU C GUUCCGUCGGACAUAGAAC^ GU - C GUGUU 110 100 90 80 70 60