Results 41 to 50 of about 5,782,728 (313)

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Changes in amino acid composition of still Chenin blanc wine during ageing on lees

open access: yesOENO One
Amino acids are known to affect the aromatic profile of wines, mainly because amino acids contribute to yeast nutrition during winemaking. While the latter has often been addressed in research, studies are lacking regarding the effect of amino acids ...
Chantal Maury   +6 more
doaj   +1 more source

A sulfur amino acid deficiency changes the amino acid composition of body protein in piglets

open access: yesAnimal, 2010
Experiments carried out to determine the amino acid requirement in growing animals are often based on the premise that the amino acid composition of body protein is constant. However, there are indications that this assumption may not be correct.
J.A. Conde-Aguilera   +4 more
doaj   +1 more source

The Amino Acid Composition of the Organic Matrix of Some Recent and Fossil Shells of Some West Coast Species of Mytilus [PDF]

open access: yes, 1962
The organic matrix from each structural unit of Mytilus californianus has a distinctive amino acid composition. Systematic variations in composition occur within the outer prismatic layer and the periostracum.
Hare, Peter Edgar
core   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Amino acid usage is asymmetrically biased in AT- and GC-rich microbial genomes. [PDF]

open access: yesPLoS ONE, 2013
INTRODUCTION: Genomic base composition ranges from less than 25% AT to more than 85% AT in prokaryotes. Since only a small fraction of prokaryotic genomes is not protein coding even a minor change in genomic base composition will induce profound protein ...
Jon Bohlin   +4 more
doaj   +1 more source

Amino acid composition and properties.

open access: yes, 2013
Amino acid composition and properties.
Annabelle Lejeune (447857)   +8 more
core   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Developments in plant breeding for improved nutritional quality of soya beans I. Protein and amino acid content [PDF]

open access: yes, 2000
Soya beans, like other legumes, contain low concentrations of the nutritionally essential sulphur amino acid, methionine. Cysteine, although not an essential amino acid because it can be synthesized from methionine, also influences the nutritional ...
Clarke, E, Wiseman, J
core  

Diel rhythmicity in amino acid uptake by Prochlorococcus [PDF]

open access: yes, 2008
The marine cyanobacterium Prochlorococcus, the most abundant phototrophic organism on Earth, numerically dominates the phytoplankton in nitrogen (N)-depleted oceanic gyres.
Terry, Matthew J   +20 more
core   +1 more source

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