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Table 1 Co-localization of H3K4me and H3K27me3 in genes

From: Genome-wide analysis of mono-, di- and trimethylation of histone H3 lysine 4 in Arabidopsis thaliana

 

Total

H3K27me3 target genes

Observed

Enriched for H3K27me3 target genes?*

Depleted of H3K27me3 target genes?*

me1+me2-me3-

179

31

17.32%

No (P = 1)

Yes (P = 1.6 × 10-5)

me1-me2+me3-

445

206

46.29%

Yes (P < 10-10)

No (P = 1)

me1-me2-me3+

675

69

10.22%

No (P = 1)

Yes (P < 10-10)

me1-me2+me3-

171

33

19.30%

No (P = 1)

Yes (P = 3.0 × 10-4)

me1+me2-me3+

437

14

3.20%

No (P = 1)

Yes (P < 10-10)

me1-me2+me3+

954

173

18.13%

No (P = 1)

Yes (P < 10-10)

me1+me2+me3+

507

16

3.16%

No (P = 1)

Yes (P < 10-10)

me1-me2-me3-

2,441

1,266

51.86%

Yes (P < 10-10)

No (P = 1)

  1. *Of the 5,809 genes, 1,808 (31.12%) contain H3K27me3. If the localizations of H3K4me and H3K27me3 are independent of each other, roughly 31.12% of the genes with each H3K4me combination should also contain H3K27me3.