| AAP | activation associated protein |
| CMV | cytomegalovirus |
| CR | chromatin remodeler |
| Gal4 | Gal4 DNA binding domain |
| HAT | histone acetyltransferase |
| NLS | nuclear localization signal |
| ORF | open reading frame |
| PF | pioneer factor |
| PolII | RNA polymerase II |
| PRC | Polycomb repressive complex |
| TAD | transcriptional activation domain |
| UAS | upstream activation sequence |