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- Dictionaryrestriction enzyme
noun
- 1. an enzyme produced chiefly by certain bacteria, that has the property of cleaving DNA molecules at or near a specific sequence of bases.
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noun
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Class of enzymes that cleaves DNA into fragments at or near specific recognition sites within the molecule known as restriction sites
A restriction enzyme, restriction endonuclease, REase, ENase or restrictase is an enzyme that cleaves DNA into fragments at or near specific recognition sites within molecules known as restriction sites. Restriction enzymes are one class of the broader endonuclease group of enzymes. Restriction enzymes are commonly classified into five types, which differ in their structure and whether they cut th... Wikipedia