10 20 30 40 50 CGUUCCCACGUGGCACUGC--| G C A CC CACU GGCCCAGGGGC GG GCGG GAGGGC ACAGUG C CUGGGUCCCCG CU CGCC CUCCCG UGUCAC G CGACAGGACAGGCAGUGCGGU^ A - A UA AGUG 110 100 90 80 70 60