10 20 30 40 50 60 AGGGCCCGGCCCCGCCU--| CU U UGG U ACUGGUGAGG CCCUC GCUGUG UUGGCAA UAGAAC CAC U GGGAG CGGUAU AACCGUU AUCUUG GUG A AGGACGUGACGGCCGACUC^ CC C CAG - GCCUAGGGUA 120 110 100 90 80 70