Definition of exonuclease in English:


Line breaks: exo|nucle¦ase
Pronunciation: /ˌɛksəʊˈnjuːklɪeɪz


An enzyme which removes successive nucleotides from the end of a polynucleotide molecule.
More example sentences
  • Orn was shown by in vitro analysis to be an exonuclease specific for RNA molecules shorter than five nucleotides in length.
  • A given exonuclease hydrolyzes DNA at a fixed rate, but there exist a distribution of conformations and a distribution of hydrolysis rates.
  • The rapid rise of the first fluorescence maximum puts a strict upper bound on the timescale of magnesium binding to the exonuclease.

Definition of exonuclease in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day oleaginous
Pronunciation: ˌəʊlɪˈadʒɪnəs
rich in, covered with, or producing oil; oily