Table 1. DT40 mutants used in this study.
| Cell line | Selection marker for gene disruption | Reference or source |
| sws1 | puro/his | This study |
| sfr1 | bsr/puro | This study |
| brca2-null | hyg/his | This study |
| rad52 | bsr/his | [69] |
| rad54 | neo/his | [70] |
| xrcc3 | bsr/his | [71] |
| brca1 | puro/his | [46] |
| brca2tr | hyg/his | [33] |
| sws1/brca2-null | puro/his | This study |
| sfr1/brca2-null | bsr/puro/his | This study |
| rad52/brca2-null | hyg/puro/his | This study |
| xrcc3/brca2-null | hyg/bsr/puro/his | This study |
| rad54/brca2-null | neo/bsr/puro/his | This study |
| brca1/brca2-null | hyg/bsr/puro/his | This study |