In restriction enzymes (like EcolR I the Roman numbers following the names indicate the:

Type-I restriction enzyme

Assertion: The name of any restriction endonuclease ends with a Roman number Reason :Roman number indicate the order in which the enzyme were discovered from that strain of bacteria

Assertion: The name of any restriction endonuclease ends with a Romen number Reason :Romen number indicate the ordeer in which the enzyme were discovered from that strain of bacteria

The restriction enzyme EcoRI recognize following palindrome sequence.

The restriction enzyme EcoRI recognize following palindrome sequence.

In the nomenclature of enzyme restriction endonuclease the Roman numerical indicates