Genome control by SMC complexes

C Hoencamp, BD Rowland - Nature Reviews Molecular Cell Biology, 2023 - nature.com
Many cellular processes require large-scale rearrangements of chromatin structure.
Structural maintenance of chromosomes (SMC) protein complexes are molecular machines …

[HTML][HTML] Looping the genome with SMC complexes

E Kim, R Barth, C Dekker - Annual review of biochemistry, 2023 - annualreviews.org
SMC (structural maintenance of chromosomes) protein complexes are an evolutionarily
conserved family of motor proteins that hold sister chromatids together and fold genomes …

[HTML][HTML] 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 …

Transcription shapes 3D chromatin organization by interacting with loop extrusion

EJ Banigan, W Tang… - Proceedings of the …, 2023 - National Acad Sciences
Cohesin folds mammalian interphase chromosomes by extruding the chromatin fiber into
numerous loops.“Loop extrusion” can be impeded by chromatin-bound factors, such as …

[HTML][HTML] Direct observation of a condensate effect on super-enhancer controlled gene bursting

M Du, SH Stitzinger, JH Spille, WK Cho, C Lee, M Hijaz… - Cell, 2024 - cell.com
Enhancers are distal DNA elements believed to loop and contact promoters to control gene
expression. Recently, we found diffraction-sized transcriptional condensates at genes …

G-quadruplexes associated with R-loops promote CTCF binding

P Wulfridge, Q Yan, N Rell, J Doherty, S Jacobson… - Molecular Cell, 2023 - cell.com
CTCF is a critical regulator of genome architecture and gene expression that binds
thousands of sites on chromatin. CTCF genomic localization is controlled by the recognition …

CTCF and R-loops are boundaries of cohesin-mediated DNA looping

H Zhang, Z Shi, EJ Banigan, Y Kim, H Yu, X Bai… - Molecular cell, 2023 - cell.com
Cohesin and CCCTC-binding factor (CTCF) are key regulatory proteins of three-dimensional
(3D) genome organization. Cohesin extrudes DNA loops that are anchored by CTCF in a …

Dynamic ParB–DNA interactions initiate and maintain a partition condensate for bacterial chromosome segregation

M Tišma, R Janissen, H Antar… - Nucleic acids …, 2023 - academic.oup.com
In most bacteria, chromosome segregation is driven by the ParAB S system where the
CTPase protein ParB loads at the parS site to trigger the formation of a large partition …

Single-molecule visualization of twin-supercoiled domains generated during transcription

R Janissen, R Barth, M Polinder… - Nucleic acids …, 2024 - academic.oup.com
Transcription-coupled supercoiling of DNA is a key factor in chromosome compaction and
the regulation of genetic processes in all domains of life. It has become common knowledge …

Structures of CTCF–DNA complexes including all 11 zinc fingers

J Yang, JR Horton, B Liu, VG Corces… - Nucleic acids …, 2023 - academic.oup.com
The CCCTC-binding factor (CTCF) binds tens of thousands of enhancers and promoters on
mammalian chromosomes by means of its 11 tandem zinc finger (ZF) DNA-binding domain …