Results 11 to 20 of about 499,523 (302)

Aspartate kinase and the synthesis of aspartate-derived amino acids in wheat

open access: yesPlanta, 1978
Aspartate kinase (EC 2.7.2.4.) has been purified from 7 day etiolated wheat (Triticum aestivum L. var. Maris Freeman) seedlings and from embryos imbibed for 8 h. The enzyme was 50% inhibited by 0.25 mM lysine. In this study wheat aspartate kinase was not inhibited by threonine alone or cooperatively with lysine; these results contrast with those ...
Bright, S. W. J.   +2 more
openaire   +3 more sources

Aspartate in the Brain: A Review [PDF]

open access: yesNeurochemical Research
Abstract l-Aspartate (aspartic acid; C4H7NO4; 2-aminobutanedoic acid) is a non-essential α-amino acid found ubiquitously throughout the body, including in the brain. Aspartate is one of the protein-forming amino acids and the formation of tRNA-aspartate complex is catalysed by aspartyl tRNA synthetase.
Caroline D. Rae   +2 more
openaire   +3 more sources

Towards the directed evolution of an L-aspartate oxidase from Pseudomonas putida [PDF]

open access: yes, 2012
Amino acid oxidases (AAOs) are enantioselective flavoenzymes that catalyse the oxidation of amino acids into imino acids, which spontaneously hydrolyse in water to form keto acids. AAOs have several potential applications, most notably as biocatalysts in
Leese, Charlotte
core   +6 more sources

Alterations in Liver Enzymes in the Postoperative Period Following Laparoscopic and Open Cholecystectomy: A Prospective Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Introduction: Laparoscopic Cholecystectomy (LC) is one of the most common procedures that is being performed by a general surgeon, and is the treatment of choice for symptomatic gallstone disease.
Upasana Choudhury, Partha Sarathi Dutta
doaj   +1 more source

l-Aspartate: An Essential Metabolite for Plant Growth and Stress Acclimation

open access: yesMolecules, 2021
L-aspartate (Asp) serves as a central building block, in addition to being a constituent of proteins, for many metabolic processes in most organisms, such as biosynthesis of other amino acids, nucleotides, nicotinamide adenine dinucleotide (NAD), the ...
Mei Han   +5 more
doaj   +1 more source

Changes in alanine aminotransfearase, aspartate aminotransfearase in blasma, kidney and liver in rabbits treated with cadmium chloride [PDF]

open access: yesIraqi Journal of Veterinary Sciences, 2006
The study was designed to investigate the subchronic toxic effect of cadmium chloride administered orally on alanine aminotransfearase (ALT), aspartate aminotransfearase (AST) activity and certain tissues in adult male rabbits.
K. A. Mohi-Aldeen
doaj   +1 more source

Mitochondrial redox adaptations enable alternative aspartate synthesis in SDH-deficient cells

open access: yeseLife, 2023
The oxidative tricarboxylic acid (TCA) cycle is a central mitochondrial pathway integrating catabolic conversions of NAD +to NADH and anabolic production of aspartate, a key amino acid for cell proliferation.
Madeleine L Hart   +8 more
doaj   +1 more source

Amino Acid Oncometabolism and Immunomodulation of the Tumor Microenvironment in Lung Cancer

open access: yesFrontiers in Oncology, 2020
The observation that cancer acquires significant changes in its metabolism dates back nearly a century, to Otto Warburg noting that cancer cells preferentially utilize glycolysis even when there are no hypoxic conditions in the growth media.
Johannes F. Fahrmann   +2 more
doaj   +1 more source

Effects of glutamine, glutamate, and aspartate on intestinal barrier integrity and amino acid pool of the small intestine in piglets with normal or low energy diet

open access: yesFrontiers in Veterinary Science, 2023
Aspartate (asp), glutamate (glu), and glutamine (gln) are the major energy fuels for the small intestine, and it had been indicated in our previous study that the mix of these three amino acid supplementations could maintain intestinal energy homeostasis.
Yuankun Deng   +8 more
doaj   +1 more source

Rapid Identification of Secondary Structure and Binding Site Residues in an Intrinsically Disordered Protein Segment

open access: yesFrontiers in Genetics, 2021
Mycobacterium tuberculosis harbours nine toxin-antitoxin (TA) systems of the MazEF family. MazEF TA modules are of immense importance due to the perceived role of the MazF toxin in M. tuberculosis persistence and disease.
Soumyanetra Chandra   +2 more
doaj   +1 more source

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