Results 21 to 30 of about 41,991 (249)

The Role of Tyrosine 207 in the Reaction Catalyzed by Saccharomyces cerevisiae phosphoenolpyruvate carboxykinase

open access: yesBiological Research, 2010
The functional signifcance of tyrosine 207 of Saccharomyces cerevisiae phosphoenolpyruvate carboxykinase was explored by examining the kinetic properties of the Tyr207Leu mutant. The variant enzyme retained the structural characteristics of the wild-type
Cherie Andrade   +3 more
doaj   +2 more sources

Peculiarities of the relationship between the terminal site of glycolysis and the initial segment of gluconeogenesis in the myocardium and skeletal muscles of animals irradiated at different doses

open access: yesJournal of Education, Health and Sport, 2023
Existing types of muscles differ not only structurally, but also metabolically (direction of energy exchange, choice of biosubstrates, dependence on the action of mediators, hormones, etc.).
G. Stepanov   +3 more
doaj   +1 more source

The NADPH oxidase NOX4 regulates redox and metabolic homeostasis preventing HCC progression

open access: yesHepatology, EarlyView., 2022
Loss of NOX4 in HCC tumor cells induces metabolic reprogramming in a Nrf2/MYC‐dependent manner to promote HCC progression. Abstract Background and Aims The NADPH oxidase NOX4 plays a tumor‐suppressor function in HCC. Silencing NOX4 confers higher proliferative and migratory capacity to HCC cells and increases their in vivo tumorigenic potential in ...
Irene Peñuelas‐Haro   +14 more
wiley   +1 more source

The possible role of Phosphoenolpyrovate Carboxykinase (PEPCKin protein content of chickpea seeds (Cicer arietinum L [PDF]

open access: yesپژوهش‌های حبوبات ایران, 2010
Phosphoenolpyruvate Carboxykinase (PEPCK) has been shown to be present in plants andanimals, playing different metabolic roles in different tissues. The basic role of this enzyme is itscontribution in the gluconeogenesis pathway.
Maria Beihaghi   +4 more
doaj   +1 more source

Genetic variability in exon 9 of PEPCK-M gene in different strains of chickens using PCR-RFLP method [PDF]

open access: yesمجله بیوتکنولوژی کشاورزی, 2015
Phosphoenolpyruvate carboxykinase (PEPCK) catalyzes the first step of the gluconeogenesis cycle. There are two isozymes forms of this enzyme, cytosolic phosphoenolpyruvate carboxykinase (PEPCK-C) and mitochondrial phosphoenolpyruvate carboxykinase (PEPCK-
Zohreh Yousefi   +2 more
doaj   +1 more source

O-GlcNAcylated p53 in the liver modulates hepatic glucose production

open access: yesNature Communications, 2021
p53 regulates signalling pathways involved in metabolic homeostasis. Here the authors show that O-GlcNAcylation of p53 in the liver plays a key role in the physiological regulation of glucose homeostasis, potentially via controlling the expression of the
Maria J. Gonzalez-Rellan   +42 more
doaj   +1 more source

Millisecond mix-and-quench crystallography (MMQX) enables time-resolved studies of PEPCK with remote data collection

open access: yesIUCrJ, 2021
Time-resolved crystallography of biomolecules in action has advanced rapidly as methods for serial crystallography have improved, but the large number of crystals and the complex experimental infrastructure that are required remain serious obstacles to ...
Jonathan A. Clinger   +4 more
doaj   +1 more source

Regulation of gluconeogenesis in type 2 diabetes mellitus: An investigation of the role of corticosteroids? [PDF]

open access: yes, 2012
PhDType 2 diabetes mellitus (T2DM) is a complex disease involving various physiological factors, hormones and metabolites. Over expression of key gluconeogenic enzymes, such as PEPCK, cause features of T2DM including obesity and insulin resistance ...
Nayuni, Nanda Kishore Babu
core   +4 more sources

Glucocorticoid exposure in late gestation permanently programs rat hepatic phosphoenolpyruvate carboxykinase and glucocorticoid receptor expression and causes glucose intolerance in adult offspring [PDF]

open access: yes, 1998
Low birth weight in humans is predictive of insulin resistance and diabetes in adult life. The molecular mechanisms underlying this link are unknown but fetal exposure to excess glucocorticoids has been implicated, The fetus is normally protected from ...
Kenyon, C J   +9 more
core   +1 more source

Dibenzylxanthines as PPEPCK-M Inhibitors for Cancer Therapy

open access: yesProceedings, 2019
Phosphoenolpyruvate carboxykinase (PEPCK) is the key enzyme in gluconeogenesis/glyceroneogenesis, which catalyzes the decarboxylation of oxaloacetate to phosphoenolpyruvate. [...]
Marc Aragó   +9 more
doaj   +1 more source

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