10 20 30 40 50 AGCAGUUCCACAGGAAUGUC--| U UUA AA GUGAG CAGC GGAAGGGGGGCCG CACUGU GAGA U GUCG CCUUUUCUCUGGC GUGACA CUCU A ACAGUAGUCCUCACCGUACUGU^ U CAA -- GGACG 110 100 90 80 70 60