Results 31 to 40 of about 3,431,424 (346)

Mitochondrial DNA replication in mammalian cells: overview of the pathway

open access: yesEssays in Biochemistry, 2018
Mammalian mitochondria contain multiple copies of a circular, double-stranded DNA genome and a dedicated DNA replication machinery is required for its maintenance.
M. Falkenberg
semanticscholar   +1 more source

SARS-CoV-2: from its discovery to genome structure, transcription, and replication

open access: yesCell & Bioscience, 2021
SARS-CoV-2 is an extremely contagious respiratory virus causing adult atypical pneumonia COVID-19 with severe acute respiratory syndrome (SARS). SARS-CoV-2 has a single-stranded, positive-sense RNA (+RNA) genome of ~ 29.9 kb and exhibits significant ...
Ayslan Castro Brant   +4 more
doaj   +1 more source

Molecular Docking for the Development of Alternative Therapies against Leishmaniasis

open access: yesChemistry Proceedings, 2023
Topoisomerases play a pivotal role in regulating the topological structure of DNA during fundamental processes such as transcription, DNA repair, or DNA replication; because of this, topoisomerases are biological targets in pathogenic microorganisms or ...
Juan Diego Guarimata   +3 more
doaj   +1 more source

Attenuation of reverse transcriptase facilitates SAMHD1 restriction of HIV-1 in cycling cells

open access: yesRetrovirology, 2023
Background SAMHD1 is a deoxynucleotide triphosphohydrolase that restricts replication of HIV-1 in differentiated leucocytes. HIV-1 is not restricted in cycling cells and it has been proposed that this is due to phosphorylation of SAMHD1 at T592 in these ...
Ming-Han C. Tsai   +8 more
doaj   +1 more source

Fidelity of DNA replication—a matter of proofreading

open access: yesCurrent Genetics, 2018
DNA that is transmitted to daughter cells must be accurately duplicated to maintain genetic integrity and to promote genetic continuity. A major function of replicative DNA polymerases is to replicate DNA with the very high accuracy.
Anna Bębenek, Izabela Ziuzia-Graczyk
semanticscholar   +1 more source

Whole-Exome Sequencing Identifies a Novel POLG Frameshift Variant in an Adult Patient Presenting with Progressive External Ophthalmoplegia and Mitochondrial DNA Depletion

open access: yesCase Reports in Genetics, 2021
Mitochondrial DNA (mtDNA) depletion syndromes are a group of autosomal recessive disorders associated with a spectrum of clinical diseases, which include progressive external ophthalmoplegia (PEO).
Justin Kurtz   +4 more
doaj   +1 more source

Virus DNA Replication and the Host DNA Damage Response.

open access: yesAnnual Review of Virology, 2018
Viral DNA genomes have limited coding capacity and therefore harness cellular factors to facilitate replication of their genomes and generate progeny virions.
M. Weitzman, Amélie Fradet-Turcotte
semanticscholar   +1 more source

Conservative DNA Replication [PDF]

open access: yesNature Reviews Molecular Cell Biology, 2014
Thanos D. Halazonetis describes the discovery that break-induced replication is conservative in budding yeast.
openaire   +3 more sources

Replication of G Quadruplex DNA

open access: yesGenes, 2019
A cursory look at any textbook image of DNA replication might suggest that the complex machine that is the replisome runs smoothly along the chromosomal DNA.
L. K. Lerner, J. Sale
semanticscholar   +1 more source

Mechanisms of DNA replication [PDF]

open access: yesCurrent Opinion in Chemical Biology, 2000
Advances in recent years have led to exciting new ideas about the initiation, regulation and coordination of DNA replication. Structural studies have yielded fascinating glimpses of replisome action. In addition, the involvement of replication proteins in other cellular processes has blurred the lines between replication, repair and recombination.
Megan J. Davey, Mike O'Donnell
openaire   +3 more sources

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