Results 31 to 40 of about 237,828 (335)

Phosphoenolpyruvate Carboxykinase Is Involved in the Decarboxylation of Aspartate in the Bundle Sheath of Maize [PDF]

open access: yes, 1999
We recently showed that maize (Zea mays L.) leaves contain appreciable amounts of phosphoenolpyruvate carboxykinase (PEPCK; R.P. Walker, R.M. Acheson, L.I. Técsi, R.C. Leegood [1997] Aust J Plant Physiol 24: 459–468).
Chen, Z.   +3 more
core   +2 more sources

Specific tumor-derived CCL2 mediated by pyruvate kinase M2 in colorectal cancer cells contributes to macrophage recruitment in tumor microenvironment

open access: yesTumor Biology, 2017
Development of colorectal cancer has been considered as a result of imbalance of pro- and anti-inflammatory intestinal microenvironment accompanied by macrophage recruitment.
Kejian Zou   +5 more
doaj   +1 more source

A novel homozygous missense variant p.D339N in the PKLR gene correlates with pyruvate kinase deficiency in a Pakistani family: a case report

open access: yesJournal of Medical Case Reports, 2022
Background Pyruvate kinase deficiency is an exceptionally rare autosomal recessive Mendelian disorder caused by bi-allelic pathogenic variants in the PKLR gene.
Atta Ur Rehman   +3 more
doaj   +1 more source

Pyruvate Kinase, Inflammation and Periodontal Disease

open access: yesPathogens, 2021
Pyruvate kinase (PK) is the final and rate-limiting enzyme in glycolysis. It has four isoforms PKM1, PKM2, PKL and PKR. PK can form homo tetramers, dimers or monomers. The tetrameric form has the most catalytic activity; however, the dimeric form has non-
Melissa M. Grant
doaj   +1 more source

The Allosteric Regulation of Pyruvate Kinase [PDF]

open access: yesJournal of Biological Chemistry, 2000
Pyruvate kinase (PK) is critical for the regulation of the glycolytic pathway. The regulatory properties of Escherichia coli were investigated by mutating six charged residues involved in interdomain salt bridges (Arg(271), Arg(292), Asp(297), and Lys(413)) and in the binding of the allosteric activator (Lys(382) and Arg(431)).
VALENTINI, GIOVANNA   +5 more
openaire   +4 more sources

A fluorometric method for the assay of protein kinase activity [PDF]

open access: yes, 2018
Protein kinases constitute one of the largest protein families in nature. Current methods to assay their activity involve the use of radioactive ATP or very expensive reagents.
Figueroa, Carlos Maria   +4 more
core   +1 more source

Characterizing the Effect of the Lysine Deacetylation Modification on Enzyme Activity of Pyruvate Kinase I and Pathogenicity of Vibrio alginolyticus

open access: yesFrontiers in Veterinary Science, 2022
Pyruvate kinase I (PykF) is one of the key enzymes of glycolysis and plays a crucial role in bacterial metabolism. Several acetylation sites of Vibrio alginolyticus PykF were reported in previous studies and then 11 sites were first verified in this ...
Zhou Xu   +17 more
doaj   +1 more source

Transcriptional Regulation of Pyruvate Dehydrogenase Kinase [PDF]

open access: yesDiabetes & Metabolism Journal, 2012
The pyruvate dehydrogenase complex (PDC) activity is crucial to maintains blood glucose and ATP levels, which largely depends on the phosphorylation status by pyruvate dehydrogenase kinase (PDK) isoenzymes.
Ji Yun Jeong   +3 more
doaj   +1 more source

ROLE OF HOST CELL GLYCOLYTIC PROTEINS; ALPHA ENOLASE AND PYRUVATE KINASE IN INFLUENZA A VIRUS INFECTED CELLS

open access: yesInternational Journal of Infectious Diseases, 2023
Intro: Influenza A virus, a respiratory pathogen known to manipulate various cellular metabolic processes including glycolysis. Our earlier studies demonstrated the interaction of influenza A viral structural proteins; nucleoprotein and matrix protein ...
P. Goyal, M.S. Rajala
doaj   +1 more source

Effects of Pyruvate Kinase Phosphorylation and Acetylation on Its Activity and Structure

open access: yesShipin gongye ke-ji
Pyruvate kinase is one of the important glycolytic enzymes that affects the rate of postmortem muscle glycolysis and then regulates meat quality.
Xiaolan HUANG   +7 more
doaj   +1 more source

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