10 20 30 40 50 GACAGCCCAAAUUCUCCA--| UA G AU GUGAGCA GUCGUUUAUAUG CCCU UAGA CGAAUUUGU \ UAGCAGGUAUAU GGGG AUCU GCUUAAACA C UUGGAAAUUGUUUCGAGACG^ GA - CU CUAACUC . 110 100 90 80 70