Results 61 to 70 of about 31,924 (248)

Smc5/6: a link between DNA repair and unidirectional replication? [PDF]

open access: yes, 2008
Of the three structural maintenance of chromosome (SMC) complexes, two directly regulate chromosome dynamics. The third, Smc5/6, functions mainly in homologous recombination and in completing DNA replication.
A Losada   +46 more
core   +1 more source

Comprehensive analysis of the chromatin landscape in Drosophila melanogaster. [PDF]

open access: yes, 2010
Chromatin is composed of DNA and a variety of modified histones and non-histone proteins, which have an impact on cell differentiation, gene regulation and other key cellular processes.
Alekseyenko, Artyom A   +29 more
core   +7 more sources

Cohesin without cohesion: a novel role for Pds5 in Saccharomyces cerevisiae. [PDF]

open access: yesPLoS ONE, 2014
High fidelity chromosome segregation during mitosis requires that cells identify the products of DNA replication during S-phase and then maintain that identity until anaphase onset.
Kevin Tong, Robert V Skibbens
doaj   +1 more source

A conserved filamentous assembly underlies the structure of the meiotic chromosome axis. [PDF]

open access: yes, 2019
The meiotic chromosome axis plays key roles in meiotic chromosome organization and recombination, yet the underlying protein components of this structure are highly diverged.
Caballero, Iracema   +10 more
core   +4 more sources

Cohesin’s ATPase Activity Couples Cohesin Loading onto DNA with Smc3 Acetylation [PDF]

open access: yesCurrent Biology, 2014
Cohesin mediates sister chromatid cohesion by topologically entrapping sister DNA molecules inside its ring structure. Cohesin is loaded onto DNA by the Scc2/NIPBL-Scc4/MAU2-loading complex in a manner that depends on the adenosine triphosphatase (ATPase) activity of cohesin's Smc1 and Smc3 subunits.
Rene Ladurner   +6 more
openaire   +2 more sources

Enigmatic Ladies of the Rings: How Cohesin Dysfunction Affects Myeloid Neoplasms Insurgence

open access: yesFrontiers in Cell and Developmental Biology, 2019
The genes of the cohesin complex exert different functions, ranging from the adhesion of sister chromatids during the cell cycle, DNA repair, gene expression and chromatin architecture remodeling.
Alex Pezzotta   +4 more
doaj   +1 more source

Transcriptionally active HERV-H retrotransposons demarcate topologically associating domains in human pluripotent stem cells. [PDF]

open access: yes, 2019
Chromatin architecture has been implicated in cell type-specific gene regulatory programs, yet how chromatin remodels during development remains to be fully elucidated.
Amaral, Maria Luisa   +21 more
core   +2 more sources

Dissociation of cohesin from chromosome arms and loss of arm cohesion during early mitosis depends on phosphorylation of SA2.

open access: yesPLoS Biology, 2005
Cohesin is a protein complex that is required to hold sister chromatids together. Cleavage of the Scc1 subunit of cohesin by the protease separase releases the complex from chromosomes and thereby enables the separation of sister chromatids in anaphase ...
Silke Hauf   +5 more
doaj   +1 more source

Brca2, Pds5 and Wapl differentially control cohesin chromosome association and function. [PDF]

open access: yesPLoS Genetics, 2018
The cohesin complex topologically encircles chromosomes and mediates sister chromatid cohesion to ensure accurate chromosome segregation upon cell division. Cohesin also participates in DNA repair and gene transcription. The Nipped-B-Mau2 protein complex
Ziva Misulovin   +3 more
doaj   +1 more source

Control of VEGF-A transcriptional programs by pausing and genomic compartmentalization. [PDF]

open access: yes, 2014
Vascular endothelial growth factor A (VEGF-A) is a master regulator of angiogenesis, vascular development and function. In this study we investigated the transcriptional regulation of VEGF-A-responsive genes in primary human aortic endothelial cells ...
Benner, Christopher   +9 more
core   +1 more source

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