Results 81 to 90 of about 2,226,397 (316)

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

Amino Acid Racemase Enzyme Assays

open access: yesBio-Protocol, 2014
Amino acid racemases are enzymes that invert the α-carbon stereochemistry of amino acids (AAs), interconverting amino acids between their L- and D-enantiomers in a reversible reaction. In bacteria, they are known to have catabolic physiological functions
Atanas Radkov, Luke Moe
doaj   +1 more source

Mixed‐class J‐domain protein scaffolds promote expanded aggregate handling and multivalent Hsp70 engagement during functional disaggregase assembly

open access: yesFEBS Letters, EarlyView.
Protein aggregates threaten proteostasis and cell health. In human cells, Hsp70–J‐domain protein‐based disaggregases remove aggregates, but how they assemble remains unclear. Our biochemical findings show that DNAJA2‐ and DNAJB1‐containing disaggregase scaffolds enhance luciferase aggregate targeting, and that Hsp70 recruitment by both J‐domain ...
Anna Szlachcic, Nadinath B. Nillegoda
wiley   +1 more source

Editorial: Exploring and expanding the protein universe with non-canonical amino acids

open access: yesFrontiers in Molecular Biosciences, 2023
Gustavo Fuertes   +2 more
doaj   +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

AN EVALUATION OF THE EFG GROWTH MODEL IN ITS CAPACITY TO PREDICT AMINO ACID REQUIREMENTS IN BROILERS [PDF]

open access: yes, 2010
An experiment imposing the multi continuous phase feeding was carried out to evaluate the EFG (Emman, Fisher and Gous) Growth Model in its capacity to predict amino acid requirements in broilers. Birds were fed using blended summit (247.91g/kg CP, 3200
Indarsih, B, Pym, RAE
core  

The use of mutants and transgenic plants to study amino acid metabolism.

open access: yes, 1994
Mutants of higher plants with alterations in amino acid metabolism have now been available for 20 years. Following the realization that at least four distinct classes of herbicides (phosphinothricins, glyphosates, imidazolinones and sulphonylureas) act ...
P. J. LEA   +3 more
core   +1 more source

Amino acid requirements of the infant: the amino acid composition of human breast milk

open access: yesFrontiers in Nutrition
The recommended amino acid requirements of the infant are based on the amino acid composition of mature human breast milk. The amino acid composition of breast milk is usually determined following either acid or alkaline (for tryptophan) hydrolysis.
Paul J. Moughan   +10 more
doaj   +1 more source

Lysosomal Amino Acid Efflux Assay

open access: yesBio-Protocol, 2014
As the cellular “recycling” organelle, lysosomes break down proteins into amino acids, which are then transported into cytosol for reuse by various amino acid transporters.
Chunlei Cang, Dejian Ren
doaj   +1 more source

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

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