Definitions for "Exonuclease"
Enzyme that degrades a nucleic acid from the ends, cleaving off one nucleotide at a time.
An enzyme that cleaves DNA at the free 5' or 3' ends by breaking the phosphodiester bonds of the backbone.
A nuclease that catalyzes sequential cleavage of nucleotides from the 5' or 3' end of a polynucleotide chain.