Which of the following statements are not true regarding convention for naming restriction enzymes?
(i) First letter of the name comes from the species.
(ii) Second two letters come from the genus of the prokaryotic cell from which they were isolated.
(iii) Last english letter represents name of strain from which they were isolated.
(iv) Roman numbers following the names indicate the order in which the enzymes were isolated from that strain of bacteria.
(v) In EcoRI, the letter”R’ is derived from the name of RY 13 strain of Excehrichia coli.
(vi) In EcoRI, the letter ‘co’ is derived from genus coli of the Escherichia coli.
Text Solution
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(i) False → First letter comes from genus, not species.
(ii) False → Second two letters come from species, not genus.
(iii) True → Last English letter indicates the strain.
(iv) True → Roman numeral indicates the order of isolation.
(v) True → R is from strain RY13.
(vi) False → co is from species coli, not genus.
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