Heterogeneous anomalous transport in cellular and molecular biology

TA Waigh, N Korabel - Reports on Progress in Physics, 2023 - iopscience.iop.org
It is well established that a wide variety of phenomena in cellular and molecular biology
involve anomalous transport eg the statistics for the motility of cells and molecules are …

Cohesin and CTCF control the dynamics of chromosome folding

P Mach, PI Kos, Y Zhan, J Cramard, S Gaudin… - Nature …, 2022 - nature.com
In mammals, interactions between sequences within topologically associating domains
enable control of gene expression across large genomic distances. Yet it is unknown how …

4D epigenomics: deciphering the coupling between genome folding and epigenomic regulation with biophysical modeling

AZ Abdulla, H Salari, MMC Tortora, C Vaillant… - Current Opinion in …, 2023 - Elsevier
Recent experimental observations suggest a strong coupling between the 3D nuclear
chromosome organization and epigenomics. However, the mechanistic and functional …

Stochastic motion and transcriptional dynamics of pairs of distal DNA loci on a compacted chromosome

DB Brückner, H Chen, L Barinov, B Zoller, T Gregor - Science, 2023 - science.org
Chromosomes in the eukaryotic nucleus are highly compacted. However, for many
functional processes, including transcription initiation, the pairwise motion of distal …

Polymer folding through active processes recreates features of genome organization

A Goychuk, D Kannan… - Proceedings of the …, 2023 - National Acad Sciences
From proteins to chromosomes, polymers fold into specific conformations that control their
biological function. Polymer folding has long been studied with equilibrium thermodynamics …

Temporally correlated active forces drive segregation and enhanced dynamics in chromosome polymers

S Brahmachari, T Markovich, FC MacKintosh… - PRX Life, 2024 - APS
Understanding the mechanisms governing the structure and dynamics of flexible polymers
like chromosomes, especially the signatures of motor-driven active processes, is of great …

Transcription regulates the spatio-temporal dynamics of genes through micro-compartmentalization

H Salari, G Fourel, D Jost - Nature Communications, 2024 - nature.com
Although our understanding of the involvement of heterochromatin architectural factors in
sha** nuclear organization is improving, there is still ongoing debate regarding the role of …

Genome modeling: from chromatin fibers to genes

S Portillo-Ledesma, Z Li, T Schlick - Current opinion in structural biology, 2023 - Elsevier
The intricacies of the 3D hierarchical organization of the genome have been approached by
many creative modeling studies. The specific model/simulation technique combination …

Painters in chromatin: a unified quantitative framework to systematically characterize epigenome regulation and memory

AZ Abdulla, C Vaillant, D Jost - Nucleic acids research, 2022 - academic.oup.com
In eukaryotes, many stable and heritable phenotypes arise from the same DNA sequence,
owing to epigenetic regulatory mechanisms relying on the molecular cooperativity of 'reader …

Dynamical phase transition in models that couple chromatin folding with histone modifications

A Sood, G Schuette, B Zhang - Physical Review E, 2024 - APS
Genomic regions can acquire heritable epigenetic states through unique histone
modifications, which lead to stable gene expression patterns without altering the underlying …