[HTML][HTML] The emergence of phase separation as an organizing principle in bacteria

CA Azaldegui, AG Vecchiarelli, JS Biteen - Biophysical journal, 2021 - cell.com
Recent investigations in bacteria suggest that membraneless organelles play a crucial role
in the subcellular organization of bacterial cells. However, the biochemical functions and …

Bacterial chromosome segregation by the ParABS system

ASB Jalal, TBK Le - Open biology, 2020 - royalsocietypublishing.org
Proper chromosome segregation during cell division is essential in all domains of life. In the
majority of bacterial species, faithful chromosome segregation is mediated by the tripartite …

[HTML][HTML] ParB-type DNA segregation proteins are CTP-dependent molecular switches

M Osorio-Valeriano, F Altegoer, W Steinchen, S Urban… - Cell, 2019 - cell.com
During cell division, newly replicated DNA is actively segregated to the daughter cells. In
most bacteria, this process involves the DNA-binding protein ParB, which condenses the …

ATP-driven separation of liquid phase condensates in bacteria

B Guilhas, JC Walter, J Rech, G David, NO Walliser… - Molecular Cell, 2020 - cell.com
Liquid-liquid phase-separated (LLPS) states are key to compartmentalizing components in
the absence of membranes; however, it is unclear whether LLPS condensates are actively …

Real-time imaging of a single gene reveals transcription-initiated local confinement

T Germier, S Kocanova, N Walther, A Bancaud… - Biophysical journal, 2017 - cell.com
Genome dynamics are intimately linked to the regulation of gene expression, the most
fundamental mechanism in biology, yet we still do not know whether the very process of …

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 …

Self-organization of parS centromeres by the ParB CTP hydrolase

YM Soh, IF Davidson, S Zamuner, J Basquin, FP Bock… - Science, 2019 - science.org
ParABS systems facilitate chromosome segregation and plasmid partitioning in bacteria and
archaea. ParB protein binds centromeric parS DNA sequences and spreads to flanking …

ParB proteins can bypass DNA-bound roadblocks via dimer-dimer recruitment

M Tišma, M Panoukidou, H Antar, YM Soh, R Barth… - Science …, 2022 - science.org
The ParAB S system is essential for prokaryotic chromosome segregation. After loading at
parS on the genome, ParB (partition protein B) proteins rapidly redistribute to distances of …

Liquid-liquid phase separation: Unraveling the enigma of biomolecular condensates in microbial cells

Z Gao, W Zhang, R Chang, S Zhang, G Yang… - Frontiers in …, 2021 - frontiersin.org
Numerous examples of microbial phase-separated biomolecular condensates have now
been identified following advances in fluorescence imaging and single molecule microscopy …

ParB spreading on DNA requires cytidine triphosphate in vitro

ASB Jalal, NT Tran, TBK Le - Elife, 2020 - elifesciences.org
In all living organisms, it is essential to transmit genetic information faithfully to the next
generation. The SMC-ParAB-parS system is widely employed for chromosome segregation …