10 20 30 40 50 AGUGAGCGCCCGAGUCA---| U U U GU UUUA GGUAC CGAA GGAGGUUG CCAUG GUGUUCAU U UCAUG GCUU CCUCUAAC GGUAC UAUGAGUA U UGCAAAGGGUUCUUCUUAAC^ - U C AU GUAU 110 100 90 80 70 60