| AF1 | transcriptional activation function 1 |
| DBD | DNA-binding domain |
| E2 | estrogen |
| ERα | estrogen receptor alpha |
| ERBS | estrogen receptor binding site |
| ERE | estrogen responsive element |
| GF | growth factor |
| HER2 | human epidermal growth factor receptor 2 |
| HSP | heat shock protein |
| LBD | ligand-binding domain |
| LBP | ligand-binding pocket |
| PDX | patient derived xenograft |
| PFAR | protein folding activity of ribosomes |
| PR | progesterone receptor |
| PROTAC | proteolysis-targeting chimera |
| PTM | posttranslational modification |
| RFLP | restriction fragment length polymorphism |
| SERCA | selective ER covalent antagonist |
| SERD | selective estrogen receptor downregulator |
| SERM | selective estrogen receptor modulator |
| SRE | serum responsive element |
| TF | transcription factor |