10 20 30 40 50 GUGCAGAAGAACCAAUU-- C CAUAC-| U C U GAAUU GCUC UUCUCC CCAU GCAUAU GGAG UGU \ CGAG GGGAGG GGUA CGUGUG CCUC ACA C CUUCGAAGAGCUACUGGUC U ACAUUA^ - U C AAACU 110 100 90 80 70 60