Protein aggregation in bacteria

FD Schramm, K Schroeder… - FEMS microbiology …, 2020 - academic.oup.com
Protein aggregation occurs as a consequence of perturbations in protein homeostasis that
can be triggered by environmental and cellular stresses. The accumulation of protein …

Macromolecular crowding, phase separation, and homeostasis in the orchestration of bacterial cellular functions

B Monterroso, W Margolin, AJ Boersma, G Rivas… - Chemical …, 2024 - ACS Publications
Macromolecular crowding affects the activity of proteins and functional macromolecular
complexes in all cells, including bacteria. Crowding, together with physicochemical …

Protein diffusion in Escherichia coli cytoplasm scales with the mass of the complexes and is location dependent

WM Śmigiel, L Mantovanelli, DS Linnik, M Punter… - Science …, 2022 - science.org
We analyze the structure of the cytoplasm by performing single-molecule displacement
map** on a diverse set of native cytoplasmic proteins in exponentially growing …

Physical basis of the cell size scaling laws

R Rollin, JF Joanny, P Sens - Elife, 2023 - elifesciences.org
Cellular growth is the result of passive physical constraints and active biological processes.
Their interplay leads to the appearance of robust and ubiquitous scaling laws relating …

Relevance and regulation of cell density

GE Neurohr, A Amon - Trends in cell biology, 2020 - cell.com
Cell density shows very little variation within a given cell type. For example, in humans
variability in cell density among cells of a given cell type is 100 times smaller than variation …

Coupled transcription-translation in prokaryotes: an old couple with new surprises

M Irastortza-Olaziregi, O Amster-Choder - Frontiers in Microbiology, 2021 - frontiersin.org
Coupled transcription-translation (CTT) is a hallmark of prokaryotic gene expression. CTT
occurs when ribosomes associate with and initiate translation of mRNAs whose transcription …

Co-transcriptional gene regulation in eukaryotes and prokaryotes

M Shine, J Gordon, L Schärfen, D Zigackova… - … Reviews Molecular Cell …, 2024 - nature.com
Many steps of RNA processing occur during transcription by RNA polymerases. Co-
transcriptional activities are deemed commonplace in prokaryotes, in which the lack of …

[HTML][HTML] Apparent simplicity and emergent robustness in the control of the Escherichia coli cell cycle

SK Govers, M Campos, B Tyagi, G Laloux… - Cell Systems, 2024 - cell.com
To examine how bacteria achieve robust cell proliferation across diverse conditions, we
developed a method that quantifies 77 cell morphological, cell cycle, and growth …

Control of nuclear size by osmotic forces in Schizosaccharomyces pombe

J Lemière, P Real-Calderon, LJ Holt, TG Fai, F Chang - Elife, 2022 - elifesciences.org
The size of the nucleus scales robustly with cell size so that the nuclear-to-cell volume ratio
(N/C ratio) is maintained during cell growth in many cell types. The mechanism responsible …

Transient non-specific DNA binding dominates the target search of bacterial DNA-binding proteins

M Stracy, J Schweizer, DJ Sherratt, AN Kapanidis… - Molecular cell, 2021 - cell.com
Despite their diverse biochemical characteristics and functions, all DNA-binding proteins
share the ability to accurately locate their target sites among the vast excess of non-target …