10 20 30 40 50 GAUCGUCAGUGAUGAGG-- UG U CG -| UUACA UGG UC GCCUC AUUCAAGU GGCUGUGAUGUG \ AUC GG CGGAG UAGGUUCG CCGACACUAUAC A GUAAUCGGUCAUUAAGAGG GU U AU U^ UGAAC 110 100 90 80 70 60