10 20 30 40 50 AGUGAGCGCCCGAGUCA---| U U U GU UUA GGUAC CGAA GGAGGUUG CCAUG GUGUUCAUU U UCAUG GCUU CCUCUAAC GGUAC UAUGAGUAG U UGCAAAGGGUUCUUCUUAAC^ - U C AU UAU 110 100 90 80 70 60