10 20 30 40 50 GCCCCCCGCCGCCGCCU--| C U CG GUGAGUU CUG UGC CUGU UUUUUUUAGGUUUUGAUUUUU \ GGC GCG GACA AAAGAAAUCCAAAACUAAAAG U GCGGACCUCGUCUUCUAAG^ A C UA AGUAGCU . 110 100 90 80 70