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exonuclease |
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exonuclease /exo·nu·cle·ase/ (ek″so-noo´kle-ās) any nuclease specifically catalyzing the hydrolysis of terminal bonds of deoxyribonucleotide or ribonucleotide chains, releasing mononucleotides.
exonuclease [ek′sōno̅o̅′klē·ās] Etymology: Gk, exo + L, nucleus, nut; ase, enzyme an enzyme that digests DNA or RNA from the ends of the strands. Compare endonuclease. exonuclease [ek″so-noo´kle-ās] an enzyme that cleaves single mononucleotides from the end of a polynucleotide chain.
exonuclease a nuclease that cleaves single mononucleotides from the end of a polynucleotide chain. exonuclease III one from E. coli that removes nucleotides from the 3′ ends of double-stranded DNA. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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