10 20 30 40 50 UGACCCGAGGGUUGGCC---| C U UA - U C C GUGCACU GGUG AU CG CCCUUAUCA UUCUC CG CC GU \ CCAC UA GC GGGAAUAGU AAGAG GC GG CA U CCCAUAACCAAACUACUUAA^ - U UC C - A U ACAGAAA . 110 100 90 80 70