Results 71 to 80 of about 63,566 (275)

Bacteriophages and their structural organisation [PDF]

open access: yes, 2012
Viruses are extremely small infectious particles that are not visible in a light microscope, and are able to pass through fine porcelain filters. They exist in a huge variety of forms and infect practically all living systems: animals, plants ...
Orlova, Elena
core   +2 more sources

Phosphomimetic mutations near active sites of proteins in Thermus thermophilus suggest a widespread regulatory mechanism

open access: yesFEBS Open Bio, EarlyView.
In Thermus thermophilus, more than half of the phosphorylation sites identified by proteomic analysis are located near the active site. All phosphomimetic mutants of phosphosites of six enzymes belonging to different families showed severely reduced activity compared with the wild‐type, particularly in the turnover number.
Anzu Nishiwaki   +3 more
wiley   +1 more source

The trans-activation domain of the sporulation response regulator Spo0A revealed by X-ray crystallography [PDF]

open access: yes, 2000
Sporulation in Bacillus involves the induction of scores of genes in a temporally and spatially co-ordinated programme of cell development. Its initiation is under the control of an expanded two-component signal transduction system termed a phosphorelay.
Baldus J.M.   +32 more
core   +1 more source

Structural and functional analysis of Bacillus sarcosine oxidase and its activity toward cyclic imino acids

open access: yesFEBS Open Bio, EarlyView.
Sarcosine oxidase from Bacillus sp. (SoxB) recognizes l‐proline (l‐Pro), d‐proline (d‐Pro), and l‐thioproline (l‐Tpr) as minor substrates. In this study, we measured their absorption spectra, determined the crystal structures of their enzyme complexes, and performed site‐directed mutagenesis of key residues.
Yuqi Zhang   +5 more
wiley   +1 more source

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Identification of Pathogen Causing Root Rot in Polygonatum cyrtonema Hua and Screening of Biocontrol Bacterias

open access: yesGuangdong nongye kexue, 2023
【Objective】The objective of this study was to identify the pathogen causing for root rot in Polygonatum cyrtonema Hua in Guizhou Province and to screen for biocontrol bacterias capable of effectively antagonizing this pathogen.
Feng WANG   +6 more
doaj   +1 more source

NmPin from the marine thaumarchaeote Nitrosopumilus maritimus is an active membrane associated prolyl isomerase. [PDF]

open access: yes, 2016
We cordially thank Alma Rute for excellent technical assistance and the DFG (GRK 1431-1 and 1431-2) for financial support (PB). We thank the Microscope and Histology Facility of the University of Aberdeen for providing their equipment.
Bayer, Peter   +5 more
core   +2 more sources

Production of antibacterial compounds by a Steely hybrid polyketide synthase in Dictyostelium

open access: yesFEBS Open Bio, EarlyView.
By selecting appropriate production species under optimised culture conditions, new chlorinated dibenzofuran compounds, which previously could not be analysed in sufficient quantities, were identified from cellular slime mould fruiting bodies. The strong antibacterial activity exhibited by these compounds suggests a link to the ecological function of ...
Tomoaki R. Yamashita   +3 more
wiley   +1 more source

Proton and cadmium adsorption by the archaeon Thermococcus zilligii: Generalising the contrast between thermophiles and mesophiles as sorbents [PDF]

open access: yes, 2010
Adsorption by microorganisms can play a significant role in the fate and transport of metals in natural systems. Surface complexation models (SCMs) have been applied extensively to describe metal adsorption by mesophilic bacteria, and several recent ...
Bremer, Phil J.   +7 more
core   +2 more sources

Biodecolourisation of Methyl Red Dye by Bacterial-Fungal Consortium

open access: yesChemical Engineering Transactions, 2017
The textile industry is known to use massive amount of dyes to colour fabrics and subsequently the treatment of textile effluent is one of the greatest challenge.
N. Jusoh   +4 more
doaj   +1 more source

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