Question

Identify the incorrect statement(s) regarding naming of restriction endonucleases.

• A. The first letter in the name represents the family of the bacteria from which it was isolated
• B. The second two letters represent genus of the bacteria
• C. The Roman number in the name indicates the order in which it is discovered
• D. All of the above

Answer 1

The correct option is D All of the above

Restriction endonuclease nomenclature consist of four parts:

• The first letter in a restriction endonuclease indicates the genus of the bacteria it is isolated from.
• The second two letters indicate the species .
• If a fourth letter is present it indicates the strain of the bacteria.
• The Roman number at the end represents the order in which that particular restriction endonuclease was isolated from that strain of bacteria.