10 20 30 40 50 AGGGUGGCCUGAUUGGG---| G C A - G GAAGUUA GUAGG GU GGGG GAGCAUC UUCG AUGGAGGAG \ CAUCC CG CCCC CUCGUAG AAGU UACCUCUUC C AUAGGUCCUGGUCGGUCCAC^ A U - C - ACACAUU . 110 100 90 80 70