Genome folding through loop extrusion by SMC complexes

IF Davidson, JM Peters - Nature reviews Molecular cell biology, 2021 - nature.com
Genomic DNA is folded into loops and topologically associating domains (TADs), which
serve important structural and regulatory roles. It has been proposed that these genomic …

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 …

The structural basis for cohesin–CTCF-anchored loops

Y Li, JHI Haarhuis, Á Sedeño Cacciatore… - Nature, 2020 - nature.com
Cohesin catalyses the folding of the genome into loops that are anchored by CTCF. The
molecular mechanism of how cohesin and CTCF structure the 3D genome has remained …

[HTML][HTML] Formation of chromosomal domains by loop extrusion

G Fudenberg, M Imakaev, C Lu, A Goloborodko… - Cell reports, 2016 - cell.com
Topologically associating domains (TADs) are fundamental structural and functional
building blocks of human interphase chromosomes, yet the mechanisms of TAD formation …

SMC complexes: from DNA to chromosomes

F Uhlmann - Nature reviews Molecular cell biology, 2016 - nature.com
SMC (structural maintenance of chromosomes) complexes—which include condensin,
cohesin and the SMC5–SMC6 complex—are major components of chromosomes in all …

Organization of chromosomal DNA by SMC complexes

S Yatskevich, J Rhodes, K Nasmyth - Annual review of genetics, 2019 - annualreviews.org
Structural maintenance of chromosomes (SMC) complexes are key organizers of
chromosome architecture in all kingdoms of life. Despite seemingly divergent functions, such …

Cryo-EM structure of the human cohesin-NIPBL-DNA complex

Z Shi, H Gao, X Bai, H Yu - Science, 2020 - science.org
As a ring-shaped adenosine triphosphatase (ATPase) machine, cohesin organizes the
eukaryotic genome by extruding DNA loops and mediates sister chromatid cohesion by …

[HTML][HTML] A walk through the SMC cycle: From catching DNAs to shaping the genome

R Oldenkamp, BD Rowland - Molecular cell, 2022 - cell.com
SMC protein complexes are molecular machines that provide structure to chromosomes.
These complexes bridge DNA elements and by doing so build DNA loops in cis and hold …

[HTML][HTML] DNA entry into and exit out of the cohesin ring by an interlocking gate mechanism

Y Murayama, F Uhlmann - Cell, 2015 - cell.com
Structural maintenance of chromosome (SMC) complexes are proteinaceous rings that
embrace DNA to enable vital chromosomal functions. The ring is formed by two SMC …

[HTML][HTML] A Brownian ratchet model for DNA loop extrusion by the cohesin complex

TL Higashi, G Pobegalov, M Tang, MI Molodtsov… - Elife, 2021 - elifesciences.org
The cohesin complex topologically encircles DNA to promote sister chromatid cohesion.
Alternatively, cohesin extrudes DNA loops, thought to reflect chromatin domain formation …