A catalogue of signal molecules that interact with sensor kinases, chemoreceptors and transcriptional regulators

MA Matilla, F Velando, D Martín-Mora… - FEMS Microbiology …, 2022 - academic.oup.com
Bacteria have evolved many different signal transduction systems that sense signals and
generate a variety of responses. Generally, most abundant are transcriptional regulators …

Structures of the DarR transcription regulator reveal unique modes of second messenger and DNA binding

MA Schumacher, N Lent, VB Chen… - Nature Communications, 2023 - nature.com
The mycobacterial repressor, DarR, a TetR family regulator (TFR), was the first transcription
regulator shown to bind c-di-AMP. However, the molecular basis for this interaction and the …

[HTML][HTML] Comprehensive structural overview of the C-terminal ligand-binding domains of the TetR family regulators

J Filipek, K Chalaskiewicz, A Kosmider… - Journal of Structural …, 2024 - Elsevier
TetR family regulators (TFRs) represent a large group of one-component bacterial signal
transduction systems which recognize environmental signals, like the presence of antibiotics …

Genetically encoded transcriptional plasticity underlies stress adaptation in Mycobacterium tuberculosis

C Bei, J Zhu, PH Culviner, M Gan, EJ Rubin… - Nature …, 2024 - nature.com
Transcriptional regulation is a critical adaptive mechanism that allows bacteria to respond to
changing environments, yet the concept of transcriptional plasticity (TP)–the variability of …

Mycobacterial fatty acid catabolism is repressed by FdmR to sustain lipogenesis and virulence

W Dong, X Nie, H Zhu, Q Liu, K Shi… - Proceedings of the …, 2021 - National Acad Sciences
Host-derived fatty acids are an important carbon source for pathogenic mycobacteria during
infection. How mycobacterial cells regulate the catabolism of fatty acids to serve the …

Pseudomonas aeruginosa regulator PvrA binds simultaneously to multiple pseudo-palindromic sites for efficient transcription activation

Y Zhu, B Luo, X Mou, Y Song, Y Zhou, Y Luo… - Science China Life …, 2024 - Springer
Tetracycline repressor (TetR) family regulators (TFRs) are the largest group of DNA-binding
transcription factors and are widely distributed in bacteria and archaea. TFRs play vital roles …

[HTML][HTML] Metabolism as a signal generator in bacteria

D Ledezma-Tejeida, E Schastnaya, U Sauer - Current Opinion in Systems …, 2021 - Elsevier
Bacteria constantly monitor their environment to adapt their inner makeup. Beyond providing
chemical sustenance, metabolism provides most of the feedback on the cellular environment …

Evolutionary conservation of mechanical strain distributions in functional transitions of protein structures

P Sartori, S Leibler - Physical Review X, 2024 - APS
One of the tenets of molecular biology is that dynamic transitions between three-dimensional
structures determine the function of proteins. Therefore, it seems only natural that …

ARCIMBOLDO at low resolution: Verification for coiled coils and globular proteins

I Caballero, A Castellví, J Triviño, E Jiménez… - Protein …, 2024 - Wiley Online Library
Crystallography at low resolution must determine the atomic model from less experimental
observations, which is challenging in the absence of a model. In addition, model bias is …

Molecular basis for coordinating secondary metabolite production by bacterial and plant signaling molecules

N Zhang, J Wu, S Zhang, M Yuan, H Xu, J Li… - Journal of Biological …, 2022 - ASBMB
The production of secondary metabolites is a major mechanism used by beneficial
rhizobacteria to antagonize plant pathogens. These bacteria have evolved to coordinate the …