| 3BP2 | SH3 domain-binding protein 2 |
| ALC1 | amplified in liver cancer 1 |
| APE1 | apurinic/apyrimidinic endonuclease 1 |
| ARF-BP1 | alternative reading frame-binding protein 1 |
| ARH3 | ADP-ribosylhydrolase 3 |
| ATR | ataxia telangiectasia and Rad3-related |
| AXIN | axis inhibition protein |
| BER | base excision repair |
| BP1 | binding protein 1 |
| BRCA1 | breast cancer gene 1 |
| BRCA2 | breast cancer gene 2 |
| BRCT1 | first BRCA1 C-terminal domain |
| CHIP | C-terminus of Hsc70-interacting protein |
| CHK1 | checkpoint kinase 1 |
| CRL4^DDB2 | DDB2-containing cullin 4-RING E3 ubiquitin ligase complex |
| CSA | Cockayne syndrome group A protein |
| CSB | Cockayne syndrome group B protein |
| DDB1 | DNA damage-binding protein 1 |
| DDB2 | DNA damage-binding protein 2 |
| DDR | DNA damage response |
| DNA-PKcs | DNA-dependent protein kinase catalytic subunit |
| DSB | double-strand break |
| FEN1 | flap endonuclease 1 |
| FRAP | fluorescence recovery after photobleaching |
| FUS | fused in sarcoma |
| GG-NER | global genome nucleotide excision repair |
| HERC2 | HECT and RLD domain-containing E3 ubiquitin protein |
| hnRNP A1 | heterogeneous nuclear ribonucleoprotein A1 |
| HPF1 | histone PARylation factor 1 |
| HR | homologous recombination |
| HRD | homologous recombination deficiency |
| HSP90 | heat shock protein 90 |
| MUTYH | mutY DNA glycosylase homolog |
| NAD+ | nicotinamide adenine dinucleotide |
| NASP | nuclear autoantigenic sperm protein |
| NER | nucleotide excision repair |
| NHEJ | non-homologous end joining |
| OGG1 | 8-oxoguanine DNA glycosylase 1 |
| PAR | poly(ADP-ribose) |
| PARdU | poly(ADP-ribose)-dependent ubiquitination |
| PARG | poly(ADP-ribose) glycohydrolase |
| PARP | poly(ADP-ribose) polymerase |
| PARP1 | poly(ADP-ribose) polymerase 1 |
| PARP2 | poly(ADP-ribose) polymerase 2 |
| PARPi | PARP inhibitor |
| PARylation | poly(ADP-ribosyl)ation |
| PNKP | polynucleotide kinase 3′-phoaphatase |
| Pol β | DNA polymerase beta |
| Pol δ/ε/κ | DNA polymerase delta/epsilon/kappa |
| PTMs | post-translational modifications |
| p97/VCP | p97/valosin-containing protein |
| RNAPII | RNA polymerase II |
| RNF4 | Ring finger protein 4 |
| RNF146 | Ring finger protein 146 |
| SSB | single-strand break |
| SUMO | small ubiquitin-like modifier |
| TC-NER | transcription-coupled nucleotide excision repair |
| TDP-43 | TAR DNA-binding protein 43 |
| TFIIH | transcription factor IIH |
| UFD1 | ubiquitin fusion degradation protein 1 |
| UV | ultraviolet |
| UV-DDB | ultraviolet-damaged DNA-binding protein complex |
| WWE | tryptophan–tryptophan–glutamate |
| XPA | xeroderma pigmentosum group A-complementing protein |
| XPC | xeroderma pigmentosum group C-complementing protein |
| XRCC1 | X-ray repair cross-complementing protein 1 |