Results 101 to 110 of about 5,681 (181)

Improving the 'tool box' for robust industrial enzymes. [PDF]

open access: yes, 2017
This is the final version of the article. Available from Springer Verlag via the DOI in this record.The speed of sequencing of microbial genomes and metagenomes is providing an ever increasing resource for the identification of new robust biocatalysts ...
Littlechild, JA
core   +1 more source

Discovering Hidden Archaeal and Bacterial Lipid Producers in a Euxinic Marine System

open access: yesEnvironmental Microbiology, Volume 27, Issue 3, March 2025.
We investigated the bacterial and archaeal membrane lipids in the Black Sea, focusing on isoprenoidal and branched GDGTs, combining high‐resolution accurate mass/mass spectrometry with metagenomics. Our objective was to identify the potential biological producers of these lipids and to begin understanding their role in microbial adaptation.
Dina Castillo Boukhchtaber   +6 more
wiley   +1 more source

NADH/NADPH bi-cofactor-utilizing and thermoactive ketol-acid reductoisomerase from Sulfolobus acidocaldarius

open access: yesScientific Reports, 2018
Ketol-acid reductoisomerase (KARI) is a bifunctional enzyme in the second step of branched-chain amino acids biosynthetic pathway. Most KARIs prefer NADPH as a cofactor.
Chin-Yu Chen   +6 more
doaj   +1 more source

Identification, characterization and classification of prokaryotic nucleoid‐associated proteins

open access: yesMolecular Microbiology, Volume 123, Issue 3, Page 206-217, March 2025.
Nucleoid‐associated proteins (NAPs) structure DNA by either bending, wrapping, bridging, or forming protein filaments on the DNA. We review newly identified NAPs and provide a list of simple biochemical assays to study the DNA‐structuring properties of novel NAPs. Abstract Common throughout life is the need to compact and organize the genome.
Samuel Schwab, Remus T. Dame
wiley   +1 more source

Chromatin and gene regulation in archaea

open access: yesMolecular Microbiology, Volume 123, Issue 3, Page 218-231, March 2025.
Recent data from diverse archaea with different repertoires of nucleoid‐associated proteins show a common genome‐wide chromatin organisation where chromatin maintains access to gene promoters independently of transcription activity. Abstract The chromatinisation of DNA by nucleoid‐associated proteins (NAPs) in archaea ‘formats’ the genome structure in ...
Fabian Blombach, Finn Werner
wiley   +1 more source

Regulation of DNA Topology in Archaea: State of the Art and Perspectives

open access: yesMolecular Microbiology, Volume 123, Issue 3, Page 245-264, March 2025.
DNA topoisomerases are ubiquitous enzymes that play a crucial role in regulating DNA supercoiling which affects fundamental biological processes involving DNA. In this review, we summarize the current understanding of regulation of supercoiling by DNA topoisomerases in the third domain of life, the Archaea, with a particular focus on three key model ...
Paul Villain, Tamara Basta
wiley   +1 more source

Genetic tools for Sulfolobus spp.: vectors and first applications [PDF]

open access: yes, 2018
Sulfolobus species belong to the best-studied archaeal organisms but have lacked powerful genetic methods. Recently, there has been considerable progress in the field of Sulfolobus genetics.
Berkner, Silvia, Lipps, Georg
core  

First crenarchaeal chitinase found in Sulfolobus tokodaii [PDF]

open access: yes, 2012
This is the first description of a functional chitinase gene within the crenarchaeotes. Here we report of the heterologues expression of the ORF BAB65950 from Sulfolobus tokodaii in E. coli.
Andronopoulou   +30 more
core   +1 more source

Revisit to the biodesulfurization capability of hyperthermophilic archeon Sulfolobus Solfataricus P2 revealed DBT consumption by the organism in an oil/water two-phase liquid system at high temperatures [PDF]

open access: yes, 2014
The ability of hyperthermophilic archaeon, Sulfolobus solfataricus P2, to grow on organic and inorganic sulfur sources was investigated. A sulfur free mineral medium has been employed with different sources of carbon.
Dinler Doğanay, Gizem   +2 more
core  

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