| Domain | Name | Category | Type |
| IPR002099 | DNA mismatch repair protein family, N-terminal | Domain | Domain |
| IPR013507 | DNA mismatch repair protein, S5 domain 2-like | Domain | Domain |
| IPR014721 | Ribosomal protein S5 domain 2-type fold, subgroup | Family | Homologous superfamily |
| IPR014762 | DNA mismatch repair, conserved site | Site | Conserved site |
| IPR014790 | MutL, C-terminal, dimerisation | Domain | Domain |
| IPR020568 | Ribosomal protein S5 domain 2-type fold | Family | Homologous superfamily |
| IPR036890 | Histidine kinase/HSP90-like ATPase superfamily | Family | Homologous superfamily |
| IPR037198 | MutL, C-terminal domain superfamily | Family | Homologous superfamily |
| IPR038973 | DNA mismatch repair protein MutL/Mlh/Pms | Family | Family |
| IPR042120 | MutL, C-terminal domain, dimerisation subdomain | Family | Homologous superfamily |
| IPR042121 | MutL, C-terminal domain, regulatory subdomain | Family | Homologous superfamily |