Results 21 to 30 of about 16,449 (234)

The bacterial chromosome: architecture and action of bacterial SMC and SMC-like complexes [PDF]

open access: yesFEMS Microbiology Reviews, 2014
Structural Maintenance of Chromosomes (SMC) protein complexes are found in all three domains of life. They are characterized by a distinctive and conserved architecture in which a globular ATPase 'head' domain is formed by the N- and C-terminal regions of the SMC protein coming together, with a c. 50-nm-long antiparallel coiled-coil separating the head
Nolivos, Sophie, Sherratt, David
openaire   +4 more sources

Analysis of the Chromosomal Localization of Yeast SMC Complexes by Chromatin Immunoprecipitation. [PDF]

open access: yesMethods Mol Biol, 2019
A plethora of biological processes like gene transcription, DNA replication, DNA recombination, and chromosome segregation are mediated through protein-DNA interactions. A powerful method for investigating proteins within a native chromatin environment in the cell is chromatin immunoprecipitation (ChIP).
Makrantoni V, Robertson D, Marston AL.
europepmc   +4 more sources

Testing pseudotopological and nontopological models for SMC-driven DNA loop extrusion against roadblock-traversal experiments

open access: yesScientific Reports, 2023
DNA loop extrusion by structural-maintenance-of-chromosome (SMC) complexes has emerged as a primary organizing principle for chromosomes. The mechanism by which SMC motor proteins extrude DNA loops is still unresolved and much debated.
Roman Barth   +6 more
doaj   +1 more source

The loopy world of cohesin

open access: yeseLife, 2021
DNA loops can be formed by a mechanism in which the cohesin complex pulls DNA strands through its ring structure using biased Brownian motion.
Kazuhiro Maeshima, Shiori Iida
doaj   +1 more source

DYNAMIC PHYSICAL-GEOLOGICAL MODEL OF THE FIELD OF DIAMONDS FROM THE KOMSOMOLSKAYA KIMBERLITE PIPE (ALAKIT-MARKHA FIELD OF WESTERN YAKUTIA)

open access: yesГеодинамика и тектонофизика, 2022
Petrophysical, tectonophysical and paleomagnetic studies were done on the field of diamonds from the Komsomolskaya kimberlite pipe to interpret the observed gravimagnetic field. As a result of studying the structural-material complexes (SMC) of the field,
K. M. Konstantinov, A. S. Gladkov
doaj   +1 more source

Chromosome organization by one-sided and two-sided loop extrusion

open access: yeseLife, 2020
SMC complexes, such as condensin or cohesin, organize chromatin throughout the cell cycle by a process known as loop extrusion. SMC complexes reel in DNA, extruding and progressively growing DNA loops.
Edward J Banigan   +4 more
doaj   +1 more source

Towards a Unified Model of SMC Complex Function [PDF]

open access: yesCurrent Biology, 2018
Protein complexes built of structural maintenance of chromosomes (SMC) and kleisin subunits, including cohesin, condensin and the Smc5/6 complex, are master organizers of genome architecture in all kingdoms of life. How these large ring-shaped molecular machines use the energy of ATP hydrolysis to change the topology of chromatin fibers has remained a ...
Hassler, Markus   +2 more
openaire   +2 more sources

Taking cohesin and condensin in context.

open access: yesPLoS Genetics, 2018
Structural maintenance of chromosome (SMC) protein complexes, including cohesin and condensin, are increasingly being recognized for their important role in cancer and development, making it critical that we understand how these evolutionarily conserved ...
Kobe C Yuen, Jennifer L Gerton
doaj   +1 more source

MukB ATPases are regulated independently by the N- and C-terminal domains of MukF kleisin

open access: yeseLife, 2018
The Escherichia coli SMC complex, MukBEF, acts in chromosome segregation. MukBEF shares the distinctive architecture of other SMC complexes, with one prominent difference; unlike other kleisins, MukF forms dimers through its N-terminal domain.
Katarzyna Zawadzka   +6 more
doaj   +1 more source

New Symmetrical U- and Wavy-Shaped Supramolecular H-Bonded Systems; Geometrical and Mesomorphic Approaches

open access: yesMolecules, 2020
New mesomorphic symmetrical 2:1 supramolecular H-bonded complexes of seven phenyl rings were prepared between 4-n-alkoxyphenylazobenzoic acids and 4-(2-(pyridin-3-yl)diazenyl)phenyl nicotinate.
Laila A. Al-Mutabagani   +4 more
doaj   +1 more source

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