10 20 30 40 50 GCAAGCACCACGAUCAG---| U U AU UUA GUACU GAGAGGAGGUUG CCAUG GUGUUCAUU U CAUGA CUUUCCUCUAAC GGUAC UAUGAGUAG U CAAAAGGGGUCUUCCUAAAU^ - C AU UAU 110 100 90 80 70 60