Search Results - "Sabantsev, Anton"
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Direct observation of coordinated DNA movements on the nucleosome during chromatin remodelling
Published in Nature communications (12-04-2019)“…ATP-dependent chromatin remodelling enzymes (remodellers) regulate DNA accessibility in eukaryotic genomes. Many remodellers reposition (slide) nucleosomes,…”
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The voyage is as important as the harbor
Published in eLife (15-03-2024)“…To find nucleosomes, chromatin remodelers slide and hop along DNA, and their direction of approach affects the direction that nucleosomes slide in…”
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The Chd1 chromatin remodeler shifts hexasomes unidirectionally
Published in eLife (29-12-2016)“…Despite their canonical two-fold symmetry, nucleosomes in biological contexts are often asymmetric: functionalized with post-translational modifications…”
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Structure and dynamics of the chromatin remodeler ALC1 bound to a PARylated nucleosome
Published in eLife (06-09-2021)“…The chromatin remodeler ALC1 is recruited to and activated by DNA damage-induced poly(ADP-ribose) (PAR) chains deposited by PARP1/PARP2/HPF1 upon detection of…”
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Asymmetric nucleosome PARylation at DNA breaks mediates directional nucleosome sliding by ALC1
Published in Nature communications (02-02-2024)“…The chromatin remodeler ALC1 is activated by DNA damage-induced poly(ADP-ribose) deposited by PARP1/PARP2 and their co-factor HPF1. ALC1 has emerged as a…”
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DNA surface exploration and operator bypassing during target search
Published in Nature (London) (30-07-2020)“…Many proteins that bind specific DNA sequences search the genome by combining three-dimensional diffusion with one-dimensional sliding on nonspecific DNA 1 – 5…”
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Detection of spacer precursors formed in vivo during primed CRISPR adaptation
Published in Nature communications (10-10-2019)“…Type I CRISPR-Cas loci provide prokaryotes with a nucleic-acid-based adaptive immunity against foreign DNA. Immunity involves adaptation, the integration of…”
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Temporal dynamics of methyltransferase and restriction endonuclease accumulation in individual cells after introducing a restriction-modification system
Published in Nucleic acids research (29-01-2016)“…Type II restriction-modification (R-M) systems encode a restriction endonuclease that cleaves DNA at specific sites, and a methyltransferase that modifies same…”
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Extracellular membrane vesicles secreted by mycoplasma Acholeplasma laidlawii PG8 are enriched in virulence proteins
Published in Journal of proteomics (14-10-2014)“…Mycoplasmas (class Mollicutes), the smallest prokaryotes capable of self-replication, as well as Archaea, Gram-positive and Gram-negative bacteria…”
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New insights into FtsZ rearrangements during the cell division of Escherichia coli from single‐molecule localization microscopy of fixed cells
Published in MicrobiologyOpen (Weinheim) (01-06-2016)“…FtsZ – a prokaryotic tubulin homolog – is one of the central components of bacterial division machinery. At the early stage of cytokinesis FtsZ forms the…”
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Gelsolin-like Activation of Villin: Calcium Sensitivity of the Long Helix in Domain 6
Published in Biochemistry (Easton) (12-11-2013)“…Villin is a gelsolin-like cytoskeleton regulator localized in the brush border at the apical end of epithelial cells. Villin regulates microvilli by bundling…”
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Recombinant FtsZ Proteins from Mollicutes Interact with Escherichia coli Division Machinery
Published in BioNanoScience (01-12-2016)“…FtsZ is a well-known prokaryotic tubulin homologue. It participates in cytokinesis in most bacteria and is considered to be a key division protein. However,…”
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New insights into FtsZ rearrangements during the cell division of E scherichia coli from single‐molecule localization microscopy of fixed cells
Published in MicrobiologyOpen (Weinheim) (01-06-2016)“…Abstract FtsZ – a prokaryotic tubulin homolog – is one of the central components of bacterial division machinery. At the early stage of cytokinesis FtsZ forms…”
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Recent advances in single-molecule fluorescence microscopy render structural biology dynamic
Published in Current opinion in structural biology (01-12-2020)“…•Single-molecule fluorescence microscopy is a powerful tool to study the structural dynamics of biological macromolecules.•Recent developments in…”
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Spatiotemporally controlled generation of NTPs for single-molecule studies
Published in Nature chemical biology (01-10-2022)“…Many essential processes in the cell depend on proteins that use nucleoside triphosphates (NTPs). Methods that directly monitor the often-complex dynamics of…”
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Mechanistic Insights into Regulation of the ALC1 Remodeler by the Nucleosome Acidic Patch
Published in Cell reports (Cambridge) (22-12-2020)“…Upon DNA damage, the ALC1/CHD1L nucleosome remodeling enzyme (remodeler) is activated by binding to poly(ADP-ribose). How activated ALC1 recognizes the…”
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Deinococcus radiodurans RecA nucleoprotein filaments characterized at the single-molecule level with optical tweezers
Published in Biochemical and biophysical research communications (23-10-2015)“…Deinococcus radiodurans can survive extreme doses of ionizing radiation due to the very efficient DNA repair mechanisms that are able to cope even with…”
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Real-Time RecA Filament Disassembly in the Presence of RecX Monitored using Single-Molecule Manipulation by Optical Tweezers
Published in Biophysical journal (27-01-2015)Get full text
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