pfam08463: EcoEI_R_C (This model is not part of the current CDD release)
EcoEI R protein C-terminal
The restriction enzyme EcoEI recognises 5'-GAGN(7)ATGC-3' and is composed of the three proteins R, M, and S. The domain described here is found at the C-terminus of the R protein (HsdR) which is required for both nuclease and ATPase activity.
Jiyao W et al.(2023). "The conserved domain database in 2023.",