10 20 30 40 50 UCCAUGUUGAAAUAUAC--| CAC --- U GA CUUUAU GGUGUC AUUC AUUUGGCACU GUG AUAAUCG \ CCGCAG UAGG UAAACCGUGG CAC UAUUAGC C GAGGUCAAGACGACGUAAA^ --- CAA C A- UGUAGC . 110 100 90 80 70