10 20 30 40 50 NNNNNNNNNUAGCUCAAUGU----| UG UC A C AC C CGCUGC GG GAU CAGCC CUG CA CGCACA UG U CC CUA GUCGG GAC GU GCGUGU AC C CGGUUCCCCAAGCGCGACGGGUCC^ GU -- C A GU C CCAGGC . 110 100 90 80 70 60