10 20 30 40 50 CUGGCGGGGAUGGUGGG---| A G UGUA A UA GUGAC CUUGC GC GC GCAGC C CAUGGUUUGUA G GAACG CG CG CGUCG G GUACCAGACAU A GCGAGCGAGCGAGCGAGCAC^ - G UCUC A GC AGAGG 110 100 90 80 70 60