The roles of nucleoid-associated proteins and topoisomerases in chromosome structure, strand segregation, and the generation of phenotypic heterogeneity in …
V Norris, C Kayser, G Muskhelishvili… - FEMS Microbiology …, 2023 - academic.oup.com
How to adapt to a changing environment is a fundamental, recurrent problem confronting
cells. One solution is for cells to organize their constituents into a limited number of spatially …
cells. One solution is for cells to organize their constituents into a limited number of spatially …
Multiscale dynamic structuring of bacterial chromosomes
VS Lioy, I Junier, F Boccard - Annual review of microbiology, 2021 - annualreviews.org
Since the nucleoid was isolated from bacteria in the 1970s, two fundamental questions
emerged and are still in the spotlight: how bacteria organize their chromosomes to fit inside …
emerged and are still in the spotlight: how bacteria organize their chromosomes to fit inside …
[HTML][HTML] Interaction of proteins with inverted repeats and cruciform structures in nucleic acids
RP Bowater, N Bohálová, V Brázda - International Journal of Molecular …, 2022 - mdpi.com
Cruciforms occur when inverted repeat sequences in double-stranded DNA adopt intra-
strand hairpins on opposing strands. Biophysical and molecular studies of these structures …
strand hairpins on opposing strands. Biophysical and molecular studies of these structures …
[HTML][HTML] Small prokaryotic DNA-binding proteins protect genome integrity throughout the life cycle
K Molan, D Žgur Bertok - International journal of molecular sciences, 2022 - mdpi.com
Genomes of all organisms are persistently threatened by endogenous and exogenous
assaults. Bacterial mechanisms of genome maintenance must provide protection throughout …
assaults. Bacterial mechanisms of genome maintenance must provide protection throughout …
The facts and family secrets of plasmids that replicate via the rolling-circle mechanism
MP Garcillán-Barcia, R Pluta… - Microbiology and …, 2022 - Am Soc Microbiol
Plasmids are self-replicative DNA elements that are transferred between bacteria. Plasmids
encode not only antibiotic resistance genes but also adaptive genes that allow their hosts to …
encode not only antibiotic resistance genes but also adaptive genes that allow their hosts to …
Dynamic interactions between the RNA chaperone Hfq, small regulatory RNAs, and mRNAs in live bacterial cells
S Park, K Prévost, EM Heideman, MC Carrier… - Elife, 2021 - elifesciences.org
RNA-binding proteins play myriad roles in regulating RNAs and RNA-mediated functions. In
bacteria, the RNA chaperone Hfq is an important post-transcriptional gene regulator. Using …
bacteria, the RNA chaperone Hfq is an important post-transcriptional gene regulator. Using …
Non‐specific and specific DNA binding modes of bacterial histone, HU, separately regulate distinct physiological processes through different mechanisms
The histone‐like protein HU plays a diverse role in bacterial physiology from the
maintenance of chromosome structure to the regulation of gene transcription. HU binds DNA …
maintenance of chromosome structure to the regulation of gene transcription. HU binds DNA …
Cryo soft X-ray tomography to explore Escherichia coli nucleoid remodeling by Hfq master regulator
The bacterial chromosomic DNA is packed within a membrane-less structure, the nucleoid,
due to the association of DNA with proteins called Nucleoid Associated Proteins (NAPs) …
due to the association of DNA with proteins called Nucleoid Associated Proteins (NAPs) …
Differential roles of positive and negative supercoiling in organizing the E. coli genome
This study aims to explore whether and how positive and negative supercoiling contribute to
the three-dimensional (3D) organization of the bacterial genome. We used recently …
the three-dimensional (3D) organization of the bacterial genome. We used recently …
Enhanced binding of an HU homologue under increased DNA supercoiling preserves chromosome organisation and sustains Streptomyces hyphal growth
A Strzałka, A Kois-Ostrowska, M Kędra… - Nucleic Acids …, 2022 - academic.oup.com
Bacterial chromosome topology is controlled by topoisomerases and nucleoid-associated
proteins (NAPs). While topoisomerases regulate DNA supercoiling, NAPs introduce bends …
proteins (NAPs). While topoisomerases regulate DNA supercoiling, NAPs introduce bends …