10 20 30 40 50 60 AGGAGGCUCGGCGCCGCU- C-| G A CC CGGGCU GUUC CCGGGCCCAGGUUCUGU AU CACU GACU \ CAGG GGCCCGGGUUCAAGACA UA GUGA CUGA C UCAGGCGACCCACGUCUUU AU^ G C -- CGAGGU . 110 100 90 80 70