exonuclease
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exonuclease
[ek″so-noo´kle-ās]an enzyme that cleaves single mononucleotides from the end of a polynucleotide chain.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
ex·o·nu·cle·ase
(ek'sō-nū'klē-ās),A nuclease that releases one nucleotide at a time, serially, beginning at one end of a polynucleotide (nucleic acid); several have been prepared from Escherichia coli, designated exonuclease I, exonuclease II, etc.; exonuclease III, which removes nucleotides from 3' ends of DNA, is used in DNA sequencing. Compare: endonuclease.
Farlex Partner Medical Dictionary © Farlex 2012
exonuclease
(ĕk′sō-no͞o′klē-ās′, -āz′, -nyo͞o′-)n.
Any of a group of enzymes that catalyze the hydrolysis of single nucleotides from the end of a DNA or RNA chain.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
ex·o·nu·cle·ase
(eks'ō-nū'klē-ās)A nuclease that releases one nucleotide at a time, serially, beginning at one end of a polynucleotide (nucleic acid).
Compare: endonuclease
Compare: endonuclease
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
exonuclease
an enzyme that removes a terminal NUCLEOTIDE (3' or 5') in a POLYNUCLEOTIDE CHAIN. Exonucleases remove the nucleotides in a successive way, one by one, and are highly specific in their action.Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
ex·o·nu·cle·ase
(eks'ō-nū'klē-ās)A nuclease that releases one nucleotide at a time, serially, beginning at one end of a polynucleotide (nucleic acid).
Compare: endonuclease
Compare: endonuclease
Medical Dictionary for the Dental Professions © Farlex 2012