10 20 30 40 50 GGAUCUCUAGGCUCCUUCU-- U AUC -| UUUGAAUAG GGCUC CAGACUUCCUA CCCCU GCAUG C UUGAG GUUUGGAGGGU GGGGA CGUAC U UUUCCUCGGCUACGGUACUUC C CGC C^ CAAUCUAGG . 110 100 90 80 70 60