Results 31 to 40 of about 3,282,036 (289)

Engineering processive DNA polymerases with maximum benefit and minimum cost

open access: yesFrontiers in Microbiology, 2014
DNA polymerases need to be engineered to achieve optimal performance for biotechnological applications, which often require high fidelity replication when using modified nucleotides and when replicating difficult DNA sequences.
Linda J. Reha-Krantz   +2 more
doaj   +1 more source

Preparation of Phi29 DNA polymerase free of amplifiable DNA using ethidium monoazide, an ultraviolet-free light-emitting diode lamp and trehalose. [PDF]

open access: yesPLoS ONE, 2014
We previously reported that multiply-primed rolling circle amplification (MRPCA) using modified random RNA primers can amplify tiny amounts of circular DNA without producing any byproducts.
Hirokazu Takahashi   +10 more
doaj   +1 more source

Accuracy of replication in the polymerase chain reaction. Comparison between Thermotoga maritima DNA polymerase and Thermus aquaticus DNA polymerase

open access: yesBrazilian Journal of Medical and Biological Research, 1998
For certain applications of the polymerase chain reaction (PCR), it may be necessary to consider the accuracy of replication. The breakthrough that made PCR user friendly was the commercialization of Thermus aquaticus (Taq) DNA polymerase, an enzyme that
R.S. Diaz, E.C. Sabino
doaj   +1 more source

Direct Enzyme Engineering of B Family DNA Polymerases for Biotechnological Approaches

open access: yesBioengineering, 2023
DNA-dependent DNA polymerases have been intensively studied for more than 60 years and underlie numerous biotechnological and diagnostic applications.
Aleksandra A. Kuznetsova   +1 more
doaj   +1 more source

Modulation of non-templated nucleotide addition by Taq DNA polymerase: primer modifications that facilitate genotyping.

open access: yesBioTechniques, 1996
Taq DNA polymerase can catalyze non-templated addition of a nucleotide (principally adenosine) to the 3' end of PCR-amplified products. Recently, we showed that this activity, which is primer-specific, presents a potential source of error in genotyping ...
M. Brownstein   +2 more
semanticscholar   +1 more source

A simple method for in-house Pfu DNA polymerase purification for high-fidelity PCR amplification

open access: yesIranian Journal of Microbiology, 2019
Background and Objectives: Pfu DNA polymerase is an enzyme that exhibits the lowest error rate in the 3´ to 5´ exonuclease (proofreading) activity during DNA synthesis in Polymerase Chain Reactions (PCRs).
Prabu Siva Sankar   +6 more
doaj   +1 more source

Translesion DNA Polymerases [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2013
Living cells are continually exposed to DNA-damaging agents that threaten their genomic integrity. Although DNA repair processes rapidly target the damaged DNA for repair, some lesions nevertheless persist and block genome duplication by the cell's replicase.
Roger Woodgate, Myron F. Goodman
openaire   +2 more sources

Bacteriophage T7 DNA polymerase — Sequenase

open access: yesFrontiers in Microbiology, 2014
An ideal DNA polymerase for chain-terminating DNA sequencing should possess the following features: 1) incorporate dideoxy- and other modified nucleotides at an efficiency similar to that of the cognate deoxynucleotides; 2) high processivity; 3) high ...
Bin eZhu
doaj   +1 more source

Bst polymerase — a humble relative of Taq polymerase

open access: yesComputational and Structural Biotechnology Journal, 2023
DNA polymerases are a superfamily of enzymes synthesizing DNA using DNA as a template. They are essential for nucleic acid metabolism and for DNA replication and repair.
Igor Oscorbin, Maxim Filipenko
doaj   +1 more source

Collision with duplex DNA renders Escherichia coli DNA polymerase III holoenzyme susceptible to DNA polymerase IV-mediated polymerase switching on the sliding clamp

open access: yesScientific Reports, 2017
Organisms possess multiple DNA polymerases (Pols) and use each for a different purpose. One of the five Pols in Escherichia coli, DNA polymerase IV (Pol IV), encoded by the dinB gene, is known to participate in lesion bypass at certain DNA adducts.
Thanh Thi Le   +3 more
doaj   +1 more source

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