3D enhancer-promoter interactions and multi-connected hubs: Organizational principles and functional roles

CM Uyehara, E Apostolou - Cell reports, 2023 - cell.com
The spatiotemporal control of gene expression is dependent on the activity of cis-acting
regulatory sequences, called enhancers, which regulate target genes over variable genomic …

RNA polymerase II dynamics shape enhancer–promoter interactions

G Barshad, JJ Lewis, AG Chivu, A Abuhashem… - Nature …, 2023 - nature.com
How enhancers control target gene expression over long genomic distances remains an
important unsolved problem. Here we investigated enhancer–promoter communication by …

Maintaining transcriptional specificity through mitosis

K Ito, KS Zaret - Annual review of genomics and human …, 2022 - annualreviews.org
Virtually all cell types have the same DNA, yet each type exhibits its own cell-specific pattern
of gene expression. During the brief period of mitosis, the chromosomes exhibit changes in …

HSFA1a modulates plant heat stress responses and alters the 3D chromatin organization of enhancer-promoter interactions

Y Huang, J An, S Sircar, C Bergis, CD Lopes… - Nature …, 2023 - nature.com
The complex and dynamic three-dimensional organization of chromatin within the nucleus
makes understanding the control of gene expression challenging, but also opens up …

BET inhibition disrupts transcription but retains enhancer-promoter contact

NT Crump, E Ballabio, L Godfrey, R Thorne… - Nature …, 2021 - nature.com
Enhancers are DNA sequences that enable complex temporal and tissue-specific regulation
of genes in higher eukaryotes. Although it is not entirely clear how enhancer-promoter …

H3K27ac bookmarking promotes rapid post-mitotic activation of the pluripotent stem cell program without impacting 3D chromatin reorganization

B Pelham-Webb, A Polyzos, L Wojenski, A Kloetgen… - Molecular cell, 2021 - cell.com
During self-renewal, cell-type-defining features are drastically perturbed in mitosis and must
be faithfully reestablished upon G1 entry, a process that remains largely elusive. Here, we …

3D Enhancer–promoter networks provide predictive features for gene expression and coregulation in early embryonic lineages

D Murphy, E Salataj, DC Di Giammartino… - Nature Structural & …, 2024 - nature.com
Mammalian embryogenesis commences with two pivotal and binary cell fate decisions that
give rise to three essential lineages: the trophectoderm, the epiblast and the primitive …

Highly connected 3D chromatin networks established by an oncogenic fusion protein shape tumor cell identity

R Sanalkumar, R Dong, L Lee, YH Xing, S Iyer… - Science …, 2023 - science.org
Cell fate transitions observed in embryonic development involve changes in three-
dimensional genomic organization that provide proper lineage specification. Whether similar …

The 3D enhancer network of the developing T cell genome is shaped by SATB1

T Zelenka, A Klonizakis, D Tsoukatou… - Nature …, 2022 - nature.com
Mechanisms of tissue-specific gene expression regulation via 3D genome organization are
poorly understood. Here we uncover the regulatory chromatin network of developing T cells …

Droplet Hi-C enables scalable, single-cell profiling of chromatin architecture in heterogeneous tissues

L Chang, Y Xie, B Taylor, Z Wang, J Sun… - Nature …, 2024 - nature.com
Current methods for analyzing chromatin architecture are not readily scalable to
heterogeneous tissues. Here we introduce Droplet Hi-C, which uses a commercial …