| IPR002789 | Helicase HerA, central domain | Domain |
| IPR008571 | Helicase HerA-like | Family |
| IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Homologous Superfamily |
A, B, C, D, E, F, G, H, I, J, K, L | IPR049977 | SIR2-like anti-phage-associated protein | Family |