Search Results - "Lee, Marietta Y. W. T."
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Characterization of human DNA polymerase delta and its subassemblies reconstituted by expression in the MultiBac system
Published in PloS one (18-06-2012)“…Mammalian DNA polymerase δ (Pol δ), a four-subunit enzyme, plays a crucial and versatile role in DNA replication and DNA repair processes. We have…”
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Production of recombinant human DNA polymerase delta in a Bombyx mori bioreactor
Published in PloS one (15-07-2011)“…Eukaryotic DNA polymerase δ (pol δ) plays a crucial role in chromosomal DNA replication and various DNA repair processes. It is thought to consist of p125, p66…”
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Special Issue "DNA Replication/Repair, and the DNA Damage Response in Human Disease"
Published in Genes (11-04-2023)“…Mutations of numerous genes involved in DNA replication, DNA repair, and DNA damage response (DDR) pathways lead to a variety of human diseases, including…”
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POLDIP3: At the Crossroad of RNA and DNA Metabolism
Published in Genes (22-10-2022)“…POLDIP3 was initially identified as a DNA polymerase delta (Pol δ) interacting protein almost twenty years ago. Intriguingly, it also interacts with proteins…”
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P50, the small subunit of DNA polymerase delta, is required for mediation of the interaction of polymerase delta subassemblies with PCNA
Published in PloS one (02-11-2011)“…Mammalian DNA polymerase δ (pol δ), a four-subunit enzyme, plays a crucial and versatile role in DNA replication and various DNA repair processes. Its function…”
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DNA structure and the Werner protein modulate human DNA polymerase delta-dependent replication dynamics within the common fragile site FRA16D
Published in Nucleic acids research (01-03-2010)“…Common fragile sites (CFS) are chromosomal regions that exhibit instability during DNA replication stress. Although the mechanism of CFS expression has not…”
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DNA polymerase delta interacting protein 3 facilitates the activation and maintenance of DNA damage checkpoint in response to replication stress
Published in Animal models and experimental medicine (01-10-2022)“…Background Replication stress response is crucial for the maintenance of a stable genome. POLDIP3 (DNA polymerase delta interacting protein 3) was initially…”
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The p12 Subunit of Human Polymerase δ Modulates the Rate and Fidelity of DNA Synthesis
Published in Biochemistry (Easton) (04-05-2010)“…This study examines the role of the p12 subunit in the function of the human DNA polymerase δ (Pol δ) holoenzyme by comparing the kinetics of DNA synthesis and…”
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Phosphorylation of the p68 Subunit of Pol δ Acts as a Molecular Switch To Regulate Its Interaction with PCNA
Published in Biochemistry (Easton) (10-01-2012)“…DNA polymerase delta (Pol δ) is a central enzyme for eukaryotic DNA replication and repair. Pol δ is a complex of four subunits p125, p68, p50, and p12. The…”
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10
A slipped-CAG DNA-binding small molecule induces trinucleotide-repeat contractions in vivo
Published in Nature genetics (01-02-2020)“…In many repeat diseases, such as Huntington’s disease (HD), ongoing repeat expansions in affected tissues contribute to disease onset, progression and…”
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DNA synthesis by Pol η promotes fragile site stability by preventing under-replicated DNA in mitosis
Published in The Journal of cell biology (29-04-2013)“…Human DNA polymerase η (Pol η) is best known for its role in responding to UV irradiation-induced genome damage. We have recently observed that Pol η is also…”
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Reconstitution and Characterization of the Human DNA Polymerase Delta Four-Subunit Holoenzyme
Published in Biochemistry (Easton) (05-11-2002)“…Mammalian DNA polymerase δ was originally characterized as a tightly associated heterodimer consisting of the catalytic subunit, p125, and the p50 subunit…”
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13
Protein Phosphatase-1 Is Targeted to DNA Polymerase δ via an Interaction with the p68 Subunit
Published in Biochemistry (Easton) (28-10-2008)“…Protein phosphatase-1 (PP1) is a Ser/Thr protein phosphatase that participates in the phosphorylation/dephosphorylation regulation of a diverse range of…”
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A novel function of CRL4(Cdt2): regulation of the subunit structure of DNA polymerase δ in response to DNA damage and during the S phase
Published in The Journal of biological chemistry (11-10-2013)“…DNA polymerase δ (Pol δ4) is a heterotetrameric enzyme, whose p12 subunit is degraded in response to DNA damage, leaving behind a trimer (Pol δ3) with altered…”
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Distinctive activities of DNA polymerases during human DNA replication
Published in The FEBS journal (01-07-2006)“…The contributions of human DNA polymerases (pols) α, δ and ε during S‐phase progression were studied in order to elaborate how these enzymes co‐ordinate their…”
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The PCNA-associated protein PARI negatively regulates homologous recombination via the inhibition of DNA repair synthesis
Published in Nucleic acids research (20-04-2016)“…Successful and accurate completion of the replication of damage-containing DNA requires mainly recombination and RAD18-dependent DNA damage tolerance pathways…”
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Loss of the p12 subunit of DNA polymerase delta leads to a defect in HR and sensitization to PARP inhibitors
Published in DNA repair (01-01-2019)“…•p12-knockout generates a HR deficiency phenotype.•Pol δ4 is required for full expression of cellular HR activity.•p12 knockout cells are sensitized to PARP…”
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Role of PCNA and TLS polymerases in D-loop extension during homologous recombination in humans
Published in DNA repair (01-09-2013)“…Homologous recombination (HR) is essential for maintaining genomic integrity, which is challenged by a wide variety of potentially lethal DNA lesions…”
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Discovery of a novel DNA polymerase inhibitor and characterization of its antiproliferative properties
Published in Cancer biology & therapy (03-04-2019)“…Chromosomal duplication is targeted by various chemotherapeutic agents for the treatment of cancer. However, there is no specific inhibitor of DNA polymerases…”
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Regulation and Modulation of Human DNA Polymerase δ Activity and Function
Published in Genes (24-07-2017)“…This review focuses on the regulation and modulation of human DNA polymerase δ (Pol δ). The emphasis is on the mechanisms that regulate the activity and…”
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