Looping the genome with SMC complexes

E Kim, R Barth, C Dekker - Annual review of biochemistry, 2023 - annualreviews.org
SMC (structural maintenance of chromosomes) protein complexes are an evolutionarily
conserved family of motor proteins that hold sister chromatids together and fold genomes …

Mechanisms of chromosome folding and nuclear organization: their interplay and open questions

L Mirny, J Dekker - Cold Spring Harbor perspectives in …, 2022 - cshperspectives.cshlp.org
Microscopy and genomic approaches provide detailed descriptions of the three-dimensional
folding of chromosomes and nuclear organization. The fundamental question is how activity …

Dynamics of CTCF-and cohesin-mediated chromatin looping revealed by live-cell imaging

M Gabriele, HB Brandão, S Grosse-Holz, A Jha… - Science, 2022 - science.org
Animal genomes are folded into loops and topologically associating domains (TADs) by
CTCF and loop-extruding cohesins, but the live dynamics of loop formation and stability …

A walk through the SMC cycle: From catching DNAs to shaping the genome

R Oldenkamp, BD Rowland - Molecular cell, 2022 - cell.com
SMC protein complexes are molecular machines that provide structure to chromosomes.
These complexes bridge DNA elements and by doing so build DNA loops in cis and hold …

Dynamic ParB–DNA interactions initiate and maintain a partition condensate for bacterial chromosome segregation

M Tišma, R Janissen, H Antar… - Nucleic acids …, 2023 - academic.oup.com
In most bacteria, chromosome segregation is driven by the ParAB S system where the
CTPase protein ParB loads at the parS site to trigger the formation of a large partition …

ParB proteins can bypass DNA-bound roadblocks via dimer-dimer recruitment

M Tišma, M Panoukidou, H Antar, YM Soh, R Barth… - Science …, 2022 - science.org
The ParAB S system is essential for prokaryotic chromosome segregation. After loading at
parS on the genome, ParB (partition protein B) proteins rapidly redistribute to distances of …

DNA packaging by molecular motors: from bacteriophage to human chromosomes

B Prevo, WC Earnshaw - Nature Reviews Genetics, 2024 - nature.com
Dense packaging of genomic DNA is crucial for organismal survival, as DNA length always
far exceeds the dimensions of the cells that contain it. Organisms, therefore, use …

Euchromatin activity enhances segregation and compaction of heterochromatin in the cell nucleus

A Mahajan, W Yan, A Zidovska, D Saintillan… - Physical Review X, 2022 - APS
The large-scale organization of the genome inside the cell nucleus is critical for the cell's
function. Chromatin—the functional form of DNA in cells—serves as a template for active …

A model industrial workhorse: Bacillus subtilis strain 168 and its genome after a quarter of a century

E Bremer, A Calteau, A Danchin… - Microbial …, 2023 - Wiley Online Library
The vast majority of genomic sequences are automatically annotated using various software
programs. The accuracy of these annotations depends heavily on the very few manual …

Insights in bacterial genome folding

FO Yáñez-Cuna, R Koszul - Current Opinion in Structural Biology, 2023 - Elsevier
Chromosomes in all domains of life are well-defined structural entities with complex
hierarchical organization. The regulation of this hierarchical organization and its functional …