Naming of restriction endonuclease are: (i) The first letter of the name comes from the genus and next two letters from species of the prokaryotic cell from where enzymes are extracted. (ii) The Roman numbers following the name show the order in which the enzymes, were isolated from the bacterial strain. For example, Eco Rl is derived from Escherichia coli RY 13, Hind II from Haemophilus influenzae Rd, etc.
Explain with the help of a suitable example the naming of a restriction endonuclease.
Answers
Rajendra
Naming of restriction endonuclease are:
(i) The first letter of the name comes from the genus and next two letters from species of the prokaryotic cell from where enzymes are extracted.
(ii) The Roman numbers following the name show the order in which the enzymes, were isolated from the bacterial strain. For example, Eco Rl is derived from Escherichia coli RY 13, Hind II from Haemophilus influenzae Rd, etc.