10 20 30 40 50 CCACCGCCGCCGCAGCU- CU-| U UG UGUAGCA CUG GC CUGU UUUUUUUAGGUUUUGAUUUUU \ GAC CG GACA AAAGAAAUCCGAAACUAAAAG U UUGAGUUCCCGAACAGAG AGU^ C UA AGUAGGU . 110 100 90 80 70