10 20 30 40 50 60 CCUCCCUUCCCCGCCCC--| C CU U A G AGUCUAU GGGC GCGGCUC GAU GUCCA AC CAAUUCUCG G CCCG CGCCGAG CUG CAGGU UG GUUGAGAGC G AGAGGGCGAGCUCCAAACC^ C CC - C A CGGCCCC 120 110 100 90 80 70