10 20 30 40 50 CAUUGAUGACUACACCA- -| CCUU A UCUGA UGGAUAU CC CAG GC CAUUCUAAC GCACUUAU G GG GUC CG GUAGGAUUG CGUGAAUA U UUCAGUAUGUCAGAACUA A^ AGUC A UCUCC CGAAGAA . 110 100 90 80 70 60