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Table 3 Percentage of homeolog pairs (with at least ten cytosines covered by > 3 reads) that are significantly differentially methylated for each F. excelsior tree

From: Genome-wide epigenetic variation among ash trees differing in susceptibility to a fungal disease

Sample

Significantly differentially methylated gene WGD pairs out of total with sufficient coverage

CG

CHG

CHH

F. exc 27–1

128 / 553 (23%)

314 / 1045 (30%)

516 / 2281 (23%)

F. exc 27–2

186 / 700 (27%)

377 / 1263 (30%)

624 / 2422 (26%)

F. exc 33–1

131 / 475 (28%)

251 / 893 (28%)

472 / 2163(22%)

F. exc 33–2

465 / 1690 (28%)

622 / 2214 (28%)

808 / 2992 (27%)

F. exc 33–3

304 / 1189 (26%)

485 / 1823 (27%)

768 / 2836 (27%)

F. exc 33–4

300 / 1094 (27%)

437 / 1688 (26%)

694 / 2726 (26%)

F. exc 33–5

50 / 177 (28%)

139 / 410 (34%)

371 / 1577 (24%)

F. exc 35–1

212 / 846 (25%)

403 / 1472 (27%)

655 / 2599 (25%)

F. exc 35–2

296 / 1095 (27%)

462 / 1689 (27%)

738 / 2722 (27%)

F. exc 35–3

256 / 1006 (25%)

430 / 1650 (26%)

654 / 2687 (24%)

F. exc 35–4

110 / 488 (23%)

259 / 933 (28%)

536 / 2240 (24%)

F. exc 35–5

15 / 75 (20%)

71 / 175 (41%)

210 / 930 (23%)

F. exc 40–1

7 / 37 (19%)

28 / 89 (32%)

133 / 672 (20%)

F. exc 40–2

279 / 1070 (26%)

486 / 1709 (18%)

719 / 2745 (26%)

F. exc 40–3

254 / 1032 (25%)

447 / 1671 (27%)

629 / 2747 (23%)

F. exc 40–4

250 / 1028 (24%)

444 / 1622 (27%)

647 / 2699 (24%)

F. exc 40–5

175 / 666 (26%)

367 / 1203 (31%)

648 / 2440 (27%)

  1. Samples already identified as low coverage (F.exc 40–1, F.exc 35–5, F.exc 33–5) have lower numbers of homeolog pairs meeting the coverage criteria, therefore percentages for these trees may be skewed by low sample size