Most members of the XRCC genes family participated in several DNA repair pathways, including base excision repair, homologous recombination repair and non-homologous end joining.

• 目前已鉴定的这一基因家族的多数成员均参与几种重要的DNA修复途径,包括碱基切除修复、同源重组修复和非同源末端重接。