| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Msh2 | — | AAA_27, AF_2379, CaMBD, MutS_I, MutS_II, MutS_III, MutS_IV, MutS_V, PhaP_Bmeg | — |
| Msh3 | — | MutS_I, MutS_II, MutS_III, MutS_IV, MutS_V, NPV_P10 | — |
| Msh4 | — | AAA_14, AAA_22, AAA_23, ATPase_2, MutS_II, MutS_III, MutS_IV, MutS_V, nSTAND3, nSTAND_NTPase5 | — |
| Msh5 | — | MutS5_N, MutS_III, MutS_IV, MutS_V, nSTAND_NTPase5 | — |
| Msh6 | — | MUM1-like_PWWP, MutS_I, MutS_II, MutS_III, MutS_IV, MutS_V, PWWP, SURF2 | Chromatin |