Mechanisms and functions of chromosome compartmentalization

EM Hildebrand, J Dekker - Trends in biochemical sciences, 2020 - cell.com
Active and inactive chromatin are spatially separated in the nucleus. In Hi-C data, this is
reflected by the formation of compartments, whose interactions form a characteristic …

Close to the edge: Heterochromatin at the nucleolar and nuclear peripheries

A Bizhanova, PD Kaufman - Biochimica et Biophysica Acta (BBA)-Gene …, 2021 - Elsevier
Chromatin is a dynamic structure composed of DNA, RNA, and proteins, regulating storage
and expression of the genetic material in the nucleus. Heterochromatin plays a crucial role …

Homotypic clustering of L1 and B1/Alu repeats compartmentalizes the 3D genome

JY Lu, L Chang, T Li, T Wang, Y Yin, G Zhan, X Han… - Cell research, 2021 - nature.com
Organization of the genome into euchromatin and heterochromatin appears to be
evolutionarily conserved and relatively stable during lineage differentiation. In an effort to …

CTCF mediates chromatin looping via N-terminal domain-dependent cohesin retention

EM Pugacheva, N Kubo, D Loukinov… - Proceedings of the …, 2020 - National Acad Sciences
The DNA-binding protein CCCTC-binding factor (CTCF) and the cohesin complex function
together to shape chromatin architecture in mammalian cells, but the molecular details of …

HP1α is a chromatin crosslinker that controls nuclear and mitotic chromosome mechanics

AR Strom, RJ Biggs, EJ Banigan, X Wang, K Chiu… - Elife, 2021 - elifesciences.org
Chromatin, which consists of DNA and associated proteins, contains genetic information and
is a mechanical component of the nucleus. Heterochromatic histone methylation controls …

DNA methylation is required to maintain both DNA replication timing precision and 3D genome organization integrity

Q Du, GC Smith, PL Luu, JM Ferguson, NJ Armstrong… - Cell Reports, 2021 - cell.com
DNA replication timing and three-dimensional (3D) genome organization are associated
with distinct epigenome patterns across large domains. However, whether alterations in the …

SPIN reveals genome-wide landscape of nuclear compartmentalization

Y Wang, Y Zhang, R Zhang, T van Schaik, L Zhang… - Genome biology, 2021 - Springer
We report SPIN, an integrative computational method to reveal genome-wide intranuclear
chromosome positioning and nuclear compartmentalization relative to multiple nuclear …

Chromosome compartments on the inactive X guide TAD formation independently of transcription during X-reactivation

M Bauer, E Vidal, E Zorita, N Üresin, SF Pinter… - Nature …, 2021 - nature.com
A hallmark of chromosome organization is the partition into transcriptionally active A and
repressed B compartments, and into topologically associating domains (TADs). Both …

Quantifying the phase separation property of chromatin-associated proteins under physiological conditions using an anti-1, 6-hexanediol index

M Shi, K You, T Chen, C Hou, Z Liang, M Liu, J Wang… - Genome biology, 2021 - Springer
Background Liquid-liquid phase separation (LLPS) is an important organizing principle for
biomolecular condensation and chromosome compartmentalization. However, while many …

Chromatin rigidity provides mechanical and genome protection

AD Stephens - … Research/Fundamental and Molecular Mechanisms of …, 2020 - Elsevier
The nucleus is the organelle in the cell that contains the genome and its associate proteins
which is collectively called chromatin. New work has shown that chromatin and its …