Klenow fragment A proteolytic fragment of DNA polymerase I that contains the DNA polymerase activity and the 3' to 5' proofreading activity but lacks the 5' to 3' exonuclease activity. This enzyme is widely used for DNA sequencing.
Klenow fragment A proteolytic digestion product of DNA polymerase I that retains the polymerase and 3'- to 5'-exonuclease activity. Krebs cycle See citric acid cycle.
See also: Antibiotic, Nucleotide, Trans, Translocation, Polymerase
 
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