Results 51 to 60 of about 5,655 (194)

Nucleotide second messengers in bacterial decision making [PDF]

open access: yes, 2020
Since the initial discovery of bacterial nucleotide second messengers (NSMs), we have made huge progress towards understanding these complex signalling networks. Many NSM networks contain dozens of metabolic enzymes and binding targets, whose activity is
Malone, Jacob, Thompson, Catriona
core   +1 more source

The BDSF quorum sensing receptor RpfR regulates Bep exopolysaccharide synthesis in Burkholderia cenocepacia via interaction with the transcriptional regulator BerB

open access: yesnpj Biofilms and Microbiomes, 2022
The polysaccharide Bep is essential for in vitro biofilm formation of the opportunistic pathogen Burkholderia cenocepacia. We found that the Burkholderia diffusible signaling factor (BDSF) quorum sensing receptor RpfR is a negative regulator of the bep ...
Elisabeth Steiner   +8 more
doaj   +1 more source

PCA‐Based Database Mining Enables the Discovery of Bacterial Carbene Transferases for Stereodivergent Cyclopropanation

open access: yesAngewandte Chemie, Volume 138, Issue 10, 2 March 2026.
Database mining using principal component analysis (PCA)‐based clustering enabled discovery of bacterial enzymes capable of catalyzing stereodivergent cyclopropanation of styrene. Statistical analyses of sequence data further revealed characteristic structural properties of these enzymes, highlighting the potential of the bioinformatics tools for ...
Shunsuke Kato   +5 more
wiley   +2 more sources

Genomic mechanisms for cold tolerance and production of exopolysaccharides in the Arctic cyanobacterium Phormidesmis priestleyi BC1401 [PDF]

open access: yes, 2016
BACKGROUND: Cyanobacteria are major primary producers in extreme cold ecosystems. Many lineages of cyanobacteria thrive in these harsh environments, but it is not fully understood how they survive in these conditions and whether they have evolved ...
Anesio, Alexandre   +3 more
core   +3 more sources

Adenylate cyclase A acting on PKA mediates induction of stalk formation by cyclic diguanylate at the Dictyostelium organizer [PDF]

open access: yes, 2017
Coordination of cell movement with cell differentiation is a major feat of embryonic development. The Dictyostelium stalk always forms at the organizing tip, by a mechanism that is not understood. We previously reported that cyclic diguanylate (c-di-GMP),
Chen   +15 more
core   +3 more sources

Natural diversity provides a broad spectrum of cyanobacteriochrome-based diguanylate cyclases

open access: yesPlant Physiology, 2021
Abstract Cyanobacteriochromes (CBCRs) are spectrally diverse photosensors from cyanobacteria distantly related to phytochromes that exploit photoisomerization of linear tetrapyrrole (bilin) chromophores to regulate associated signaling output domains. Unlike phytochromes, a single CBCR domain is sufficient for photoperception.
Matthew Blain-Hartung   +2 more
openaire   +2 more sources

Specific Control of Pseudomonas aeruginosa Surface-Associated Behaviors by Two c-di-GMP Diguanylate Cyclases

open access: yesmBio, 2010
The signaling nucleotide cyclic diguanylate (c-di-GMP) regulates the transition between motile and sessile growth in a wide range of bacteria. Understanding how microbes control c-di-GMP metabolism to activate specific pathways is complicated by the ...
Judith H. Merritt   +7 more
doaj   +1 more source

Diguanylate cyclase activity of the Mycobacterium leprae T cell antigen ML1419c. [PDF]

open access: yesMicrobiology (Reading), 2016
The second messenger, bis-(3',5')-cyclic dimeric guanosine monophosphate (cyclic di-GMP), is involved in the control of multiple bacterial phenotypes, including those that impact host-pathogen interactions. Bioinformatics analyses predicted that Mycobacterium leprae, an obligate intracellular bacterium and the causative agent of leprosy, encodes three ...
Rotcheewaphan S   +5 more
europepmc   +3 more sources

Role of small colony variants in persistence of Pseudomonas aeruginosa infections in cystic fibrosis lungs [PDF]

open access: yes, 2015
Jacob G Malone1,21John Innes Centre, Norwich, UK; 2School of Biological Sciences, University of East Anglia, Norwich, UKAbstract: Pseudomonas aeruginosa is an opportunistic pathogen that predominates during the later stages of cystic fibrosis (CF) lung ...
Malone, Jacob
core   +2 more sources

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