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First discovered resistration endonuclease that always cuts DNA molecules at a particular point by recognising a specific sequence of six base pairs is:

Option: 1

Adenosine deaminase


Option: 2

Thermostable DNA polymerase


Option: 3

Hind II


Option: 4

EcoR I


Answers (1)

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  • Hind II is an example of restriction endonuclease that cuts the DNA molecules at particular sequence 
  • The Restriction endonuclease follow certain method to name the enzymes
  • First letter denotes the Genus, Second and Third letter denotes the species and Fourth letter denotes the strain
  • Hind II is isolated from Haemophilus influenzae thus first letter is 'H', second and third letters are 'IN' and fourth letter is 'D' which means it is D strain. The roman number denotes the order in which it is isolated
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vinayak

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