Eukaryotic type

   SSBR (single strand breaks repair)

   DSBR (double strand breaks repair)

     HR (homologous recombination)

       MRN(MRX) complex

       BRCA1-core complex

       BRCA1-A complex

       BRCA1-B complex

       BRCA1-C complex

       BRCA complex

       RecA family proteins

       Rad52 family proteins

       Rad54 family proteins

       RecQ family DNA helicases

       Bloom's syndrome complex (BTR)

       RPA (replication factor A)

       Protein phosphatase 4

       AP-5 complex

       SMC5-SMC6 complex

       Other HR factors

     NHEJ (non-homologous end-joining)

     FA (Fanconi anemia) pathway

     Other DSBR factors

   TLS (translesion DNA synthesis) factors

   Check point factors

   Other factors with a suspected DNA repair function

 Prokaryotic type