| APEX1 | apurinic/apyrimidinic endodeoxyribonuclease 1 |
| ATM | ATM serine/threonine kinase |
| ATR | ATR serine/threonine kinase |
| BARD1 | BRCA1 associated RING domain 1 |
| BRCA1 | BRCA1, DNA repair associated |
| BRCA2 | BRCA2, DNA repair associated |
| BRIP1 | BRCA1 interacting protein C-terminal helicase 1 |
| CCNE1 | cyclin E1 |
| CDK12 | cyclin dependent kinase 12 |
| CHK1 | checkpoint kinase 1 |
| CHK2 | checkpoint kinase 2 |
| CtIP | official name: RBBP8, RB binding protein 8, endonuclease |
| DSS1 | SEM1, 26S proteasome complex subunit |
| DR5 | official name: TNFRSF10B, TNF receptor superfamily member 10b |
| EMSY | EMSY, BRCA2 interacting transcriptional repressor |
| FANCA | FA complementation group A |
| FANCC | FA complementation group C |
| FANCD2 | FA complementation group D2 |
| FANCM | FA complementation group M |
| FAS | Fas cell surface death receptor |
| H2AX | official name: H2AFX, H2A histone family member X |
| γH2AX | phospho-H2AFX |
| IDH1 | isocitrate dehydrogenase (NADP+) 1, cytosolic |
| IDH2 | isocitrate dehydrogenase (NADP(+)) 2, mitochondrial |
| KU70 | official name: XRCC6, X-ray repair cross complementing 6 |
| KU80 | official name: XRCC5, X-ray repair cross complementing 5 |
| LIG3 | DNA ligase 3 |
| LIG4 | DNA ligase 4 |
| MRE11 | MRE11 homolog, double strand break repair nuclease |
| NBN | nibrin (also known as NBS1) |
| NF-kB | official name: REL proto-oncogene, NF-kB subunit |
| PALB2 | partner and localizer of BRCA2 |
| PARG | poly(ADP-ribose) glycohydrolase |
| PARP1 | poly(ADP-ribose) polymerase 1 |
| PARP2 | poly(ADP-ribose) polymerase 2 |
| PARP3 | poly(ADP-ribose) polymerase family member 3 |
| POLB | DNA polymerase β |
| POLD POLL POLM |
DNA polymerase δ DNA polymerase λ DNA polymerase µ |
| POLQ | DNA polymerase θ |
| PTEN | phosphatase and tensin homolog |
| RAD50 | RAD50 double strand break repair protein |
| RAD51 | RAD51 recombinase |
| RAD51C | RAD51 paralog C |
| RAD51D | RAD51 paralog D |
| RAD52 | RAD52 homolog, DNA repair protein |
| RAD54 | RAD54 homolog B |
| RB1 | RB transcriptional corepressor 1 |
| RIF1 | replication timing regulatory factor 1 |
| RPA1 | replication protein A1 |
| SP1 | Sp1 transcription factor |
| TP53 | tumor protein p53 |
| TP53BP1 | tumor protein p53 binding protein 1 |
| PCAT1 | prostate cancer associated transcript 1 (non-protein coding) |
| XLF | official name: NHEJ1, non-homologous end joining factor 1 |
| XRCC1 | X-ray repair cross-complementing 1 |
| XRCC4 | X-ray repair cross complementing 4 |
| Alt-EJ | alternative Non-homologous End Joining (also known as alt-NHEJ, a-NHEJ, back-up NHEJ, B-NHEJ, MMEJ) |
| BER | base excision repair |
| DSB | DNA double-strand breaks |
| HR | homologous recombination |
| NGS | Next-Generation Sequencing |
| NHEJ | Non-homologous End Joining |
| SSB | single strand break |