10 20 30 40 50 60 UGCCAAGAAGAUCUCUC----| UU A G C GUAAGGAA UGUC CUGUAUAU CCCU UAGAU CGAAUUUGU U ACAG GAUGUAUA GGGG AUCUA GCUUAAACA U UUUUUUUCUCGCCUCACAAAU^ UU A - U CUGGUGUU 120 110 100 90 80 70