nuclease(redirected from polynucleotidase)
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Related to polynucleotidase: polynucleotide
nu·cle·ase(no͞o′klē-ās′, -āz′, nyo͞o′-)
Any of several enzymes, including the endonucleases and the exonucleases, that hydrolyze bonds between nucleotides in nucleic acids.
(Biochemistry) any of a group of enzymes that hydrolyse nucleic acids to simple nucleotides
nu•cle•ase(ˈnu kliˌeɪs, -ˌeɪz, ˈnyu-)
any enzyme that catalyzes the hydrolysis of nucleic acids.
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|Noun||1.||nuclease - general term for enzymes that catalyze the hydrolysis of nucleic acid by cleaving chains of nucleotides into smaller units|
endonuclease - a nuclease that cleaves nucleic acids at interior bonds and so produces fragments of various sizes
exonuclease - a nuclease that releases one nucleotide at a time (serially) beginning at one of a nucleic acid
enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions