Table 6.
Number of transcription factors associated with H3K9me2 and H4K12ac modifications in switchgrass genotypes AP13 and VS16
| Number of TFs | |||||
|---|---|---|---|---|---|
| Family of TFs | Function | H3K9me2 | H4K12ac | ||
| AP13 | VS16 | AP13 | VS16 | ||
| Myb | Development, differentiation, metabolism, response to abiotic and biotic stresses | 103 | 58 | 95 | 82 |
| WRKY | Growth and development, secondary metabolism, leaf senescence, response to abiotic and biotic stresses | 37 | 22 | 27 | 38 |
| GRAS | Growth and development, gibberellin synthesis, cell division and endodermic specification | 65 | 38 | 52 | 40 |
| bHLH | Plant cell and tissue development, activation of genes in response to light, modulate gene expression, regulation of BR signaling pathway | 16 | 9 | 20 | 14 |
| bZIP | Photomorphogenesis, leaf and seed formation, energy homeostasis, response to abiotic and biotic stresses | 62 | 41 | 68 | 74 |
| TCP | Development, DNA binding, Morphogenesis, seed germination, leaf senescence, defense response | 27 | 14 | 19 | 19 |
| GATA | Nitrogen control, siderophore biosynthesis, photomorphogenesis, circadian regulation, mating-type switching | 41 | 21 | 61 | 41 |
| E2F TF3 | Cell cycle pathway, transcription activators and repressor, DNA replication | 2 | 0 | 0 | 0 |
| E2F FTF | Same as E2F TF3 functions | 0 | 4 | 6 | 4 |
| Redox Responsive TFs | Photosynthesis, Activation of gene expression, cross tolerance to abiotic and biotic stresses | 2 | 1 | 0 | 0 |
| Heat Shock TFs | Regulation of cellular homeostasis, promote survival and gene expression under environmental factors | 21 | 10 | 11 | 15 |
| Global TF Group A2 | Regulation of stress-responsive genes and Hsps | 6 | 4 | 5 | 10 |
| FRS TF | Same as Group A2 TF functions | 5 | 7 | 10 | 5 |
| PLATZ TF Family Protein | Response to abiotic and biotic stimuli, seed germination, transcriptional repression, cell cycle regulation and cell division | 17 | 21 | 11 | 13 |
| Ethylene Responsive Element Binding Factor 13 | Growth and development, hormonal regulation, development of ovule and seed coat | 2 | 5 | 2 | 4 |
| TF IIIC Subunit 5 | Transcription initiation, RNA Pol III binding | 5 | 4 | 12 | 9 |
| Plant-Specific TF YABBY Family Protein | Regulation of defense response, leaf senescence, trichome development, biosynthesis of specialized metabolites | 7 | 7 | 6 | 6 |