10 20 30 40 50 UCCGAAGACAUCUAGGAG- U- -| CA U AC AA AUCAUCA CC GCU CCC UUCCC GAG CCU CUUGUGA \ GG UGA GGG AAGGG CUC GGA GGACACU U CCCAUCCCACUACUGAACG UC U^ CC - GC GC AGUGUAA . 110 100 90 80 70