3.1.21.3

Type I site-specific deoxyribonuclease
Restriction modification system DNA specificity domain-containing protein
Restriction modification system DNA specificity domain-containing protein
Type I site-specific deoxyribonuclease, HsdR family
Restriction endonuclease, type I, EcoRI, R subunit/Type III
Restriction modification system DNA specificity domain-containing protein
Restriction modification system DNA specificity domain-containing protein
Restriction endonuclease, type I, EcoRI, R subunit/Type III
Type I restriction-modification enzyme, S subunit
Type I restriction-modification enzyme, R subunit