10 20 30 40 50 AUUGUAUGUGAUGGAGA---| U UC - U UUUUUC GUUAC CCACAG GUUCUUCA CUGGC AGCUUUA U CAGUG GGUGUU CGAGAAGU GACCG UCGAAAU G CGUGGUCAAGACAACAGUAC^ - GU U - GUACCU . 110 100 90 80 70 60