CTCF–CTCF loops and intra-TAD interactions show differential dependence on cohesin ring integrity

Y Liu, J Dekker - Nature cell biology, 2022 - nature.com
The ring-like cohesin complex mediates sister-chromatid cohesion by encircling pairs of
sister chromatids. Cohesin also extrudes loops along chromatids. Whether the two activities …

Neutrophil nucleus: shaping the past and the future

J Salafranca, JK Ko, AK Mukherjee… - Journal of Leukocyte …, 2023 - academic.oup.com
Neutrophils are innate immune cells that are key to protecting the host against infection and
maintaining body homeostasis. However, if dysregulated, they can contribute to disease …

Depletion of lamins B1 and B2 promotes chromatin mobility and induces differential gene expression by a mesoscale-motion-dependent mechanism

EM Pujadas Liwag, X Wei, N Acosta, LM Carter, J Yang… - Genome biology, 2024 - Springer
Background B-type lamins are critical nuclear envelope proteins that interact with the three-
dimensional genomic architecture. However, identifying the direct roles of B-lamins on …

Chromosome compartmentalization: causes, changes, consequences, and conundrums

H Li, C Playter, P Das, RP McCord - Trends in Cell Biology, 2024 - cell.com
The spatial segregation of the genome into compartments is a major feature of 3D genome
organization. New data on mammalian chromosome organization across different conditions …

Constricted migration is associated with stable 3D genome structure differences in cancer cells

R Golloshi, C Playter, TF Freeman, P Das, TI Raines… - EMBO …, 2022 - embopress.org
To spread from a localized tumor, metastatic cancer cells must squeeze through
constrictions that cause major nuclear deformations. Since chromosome structure affects …

Extensive long-range polycomb interactions and weak compartmentalization are hallmarks of human neuronal 3D genome

IA Pletenev, M Bazarevich, DR Zagirova… - Nucleic Acids …, 2024 - academic.oup.com
Chromatin architecture regulates gene expression and shapes cellular identity, particularly
in neuronal cells. Specifically, polycomb group (PcG) proteins enable establishment and …

Reverse Mechanotransduction: Driving Chromatin Compaction to Decompaction Increases Cell Adhesion Strength and Contractility

J Buisson, X Zhang, T Zambelli, P Lavalle… - Nano Letters, 2024 - ACS Publications
Mechanical extracellular signals elicit chromatin remodeling via the mechanotransduction
pathway, thus determining cellular function. However, the reverse pathway is an open …

Depletion of lamins B1 and B2 alters chromatin mobility and induces differential gene expression by a mesoscale-motion dependent mechanism

EM Pujadas, X Wei, N Acosta, L Carter, J Yang… - bioRxiv, 2023 - biorxiv.org
ABSTRACT BACKGROUND B-type lamins are critical nuclear envelope proteins that
interact with the 3D genomic architecture. However, identifying the direct roles of B-lamins …

Chromosome and protein folding: In search for unified principles

LA Mirny - Current Opinion in Structural Biology, 2023 - Elsevier
Structural biology has traditionally focused on the structures of proteins, short nucleic acids,
small molecules, and their complexes. However, it is now widely recognized that the 3D …

Actin up: shifting chromosomes toward repair, but also translocations

H Li, RP McCord - Nature Structural & Molecular Biology, 2023 - nature.com
Nuclear actin polymerization helps facilitate chromosome compartment switches that can
shift damaged DNA toward a nuclear environment that is favorable for DNA repair. Yet …