Table 2 Summary of HMs gene families in different plants
| Types | Malus domestica | Solanum lycopersicum | Citrus sinensis | Aradopsis thaliana | Oryza sativa | Zea mays |
|---|---|---|---|---|---|---|
| HMTs | ||||||
| SDG | 64 | 43 | 40 | 41 | 37 | 38 |
| PRMT | 7 | 9 | 7 | 7 | 5 | 5 |
| HDMs | ||||||
| HDMA | 16 | 6 | 3 | 4 | 4 | 4 |
| JMJ | 28 | 20 | 20 | 20 | 20 | 10 |
| HATs | ||||||
| HAG | 50 | 26 | 45 | 3 | 3 | 4 |
| HAM | 2 | 1 | 1 | 2 | 1 | 2 |
| HAC | 4 | 4 | 2 | 5 | 3 | 5 |
| HAF | 1 | 1 | 2 | 2 | 1 | 1 |
| HDACs | ||||||
| HDA | 16 | 9 | 9 | 12 | 14 | 11 |
| SRT | 3 | 2 | 5 | 2 | 2 | 1 |
| HDT | 7 | 3 | 2 | 4 | 2 | 4 |