CTCF–CTCF loops and intra-TAD interactions show differential dependence on cohesin ring integrity
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 …
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 …
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 …
dimensional genomic architecture. However, identifying the direct roles of B-lamins on …
Chromosome compartmentalization: causes, changes, consequences, and conundrums
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 …
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 …
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 …
in neuronal cells. Specifically, polycomb group (PcG) proteins enable establishment and …
Reverse Mechanotransduction: Driving Chromatin Compaction to Decompaction Increases Cell Adhesion Strength and Contractility
Mechanical extracellular signals elicit chromatin remodeling via the mechanotransduction
pathway, thus determining cellular function. However, the reverse pathway is an open …
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 …
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 …
small molecules, and their complexes. However, it is now widely recognized that the 3D …
Actin up: shifting chromosomes toward repair, but also translocations
Nuclear actin polymerization helps facilitate chromosome compartment switches that can
shift damaged DNA toward a nuclear environment that is favorable for DNA repair. Yet …
shift damaged DNA toward a nuclear environment that is favorable for DNA repair. Yet …