10 20 30 40 50 GUCUUACUUGUUGAAAG---| G G U CUAAUA CUUGG UCGUUG GUGUAUUCUUAAGU AAUGACA U GAACC GGUGAU CACAUAAGAGUUCG UUAUUGU C GACGAACCUUCGACUGUUAC^ - G - CGAUAU 110 100 90 80 70 60