10 20 30 40 50 CUCCUGCGACUAUCCCUUA--| U A A -- CUC GUGGA CCA CAG CUU CUC GGAUAAGGCA UAUUUU U GGU GUC GGA GGG CCUGUUCCGU AUAAAA U AGUUAGGUUUUCAGAAGAAAG^ U - - UU AA- CCAUC 110 100 90 80 70 60