Results 21 to 30 of about 36,977 (144)

Homocysteine metabolites inhibit autophagy, elevate amyloid beta, and induce neuropathy by impairing Phf8/H4K20me1‐dependent epigenetic regulation of mTOR in cystathionine β‐synthase‐deficient mice

open access: yesJournal of Inherited Metabolic Disease, 2023
The loss of cystathionine β‐synthase (CBS), an important homocysteine (Hcy)‐metabolizing enzyme or the loss of PHF8, an important histone demethylase participating in epigenetic regulation, causes severe intellectual disability in humans.
Ł. Witucki, H. Jakubowski
semanticscholar   +1 more source

Distribution of two kinds of cystathionine γ-synthase in various bacteria [PDF]

open access: yesFEMS Microbiology Letters, 1986
Abstract The substrate specificity of cystathionine γ-synthase (EC 4.2.99.9) in various bacteria was examined. O -Succinyl- l -homoserine was used preferably as a substrate by facultative anaerobic Gram-negative bacteria belonging to such genera as Escherichia, Klebsiella, Enterobacter, Citrobacter, Erwinia, Serratia, Proteus and Salmonella .
Hiroshi Kanzaki   +3 more
openaire   +1 more source

Sodium hydrogen sulfide upregulates cystathionine β-synthase and protects striatum against 3-nitropropionic acid-induced neurotoxicity in rats.

open access: yesThe Journal of pharmacy and pharmacology, 2021
OBJECTIVES Hydrogen sulfide (H2S) is a neuromodulator that plays a protective role in multiple neurodegenerative diseases including Alzheimer's (AD) and Parkinson's (PD). However, the precise mechanisms underlying its effects against Huntington's disease
Reham A. Mohammed, S. Mansour
semanticscholar   +1 more source

Hydrogen sulfide pathway and skeletal muscle: an introductory review. [PDF]

open access: yes, 2018
The presence of the H2 S pathway in skeletal muscle (SKM) has recently been established. SKM expresses the three constitutive H2 S-generating enzymes in animals and humans, and it actively produces H2 S.
Armogida Chiara   +2 more
core   +4 more sources

CBS domains form energy-sensing modules whose binding of adenosine ligands is disrupted by disease mutations [PDF]

open access: yes, 2004
CBS domains are defined as sequence motifs that occur in several different proteins in all kingdoms of life. Although thought to be regulatory, their exact functions have been unknown.
Anis, Miliea   +7 more
core   +6 more sources

The endogenous production of hydrogen sulphide in intrauterine tissues [PDF]

open access: yes, 2009
Background: Hydrogen sulphide is a gas signalling molecule which is produced endogenously from L-cysteine via the enzymes cystathionine beta-synthase (CBS) and cystathionine gamma-lyase (CSE).
Carson, Ray J.   +4 more
core   +5 more sources

Functional characterization and structure-guided mutational analysis of the transsulfuration enzyme cystathionine γ-lyase from toxoplasma gondii [PDF]

open access: yes, 2018
Sulfur-containing amino acids play essential roles in many organisms. The protozoan parasite Toxoplasma gondii includes the genes for cystathionine β-synthase and cystathionine γ-lyase (TgCGL), as well as for cysteine synthase, which are crucial enzymes ...
Astegno, A.   +6 more
core   +2 more sources

LC-MS proteomics analysis of the iInsulin/IGF-1-deficient Caenorhabditis elegans daf-2(e1370) mutant reveals extensive restructuring of intermediary metabolism [PDF]

open access: yes, 2014
The insulin/IGF-1 receptor is a major known determinant of dauer formation, stress resistance, longevity, and metabolism in Caenorhabditis elegans. In the past, whole-genome transcript profiling was used extensively to study differential gene expression ...
Braeckman, Bart   +7 more
core   +2 more sources

Dysregulated Choline, Methionine, and Aromatic Amino Acid Metabolism in Patients with Wilson Disease: Exploratory Metabolomic Profiling and Implications for Hepatic and Neurologic Phenotypes. [PDF]

open access: yes, 2019
Wilson disease (WD) is a genetic copper overload condition characterized by hepatic and neuropsychiatric symptoms with a not well-understood pathogenesis.
Czlonkowska, Anna   +6 more
core   +2 more sources

N-acetylcysteine serves as substrate of 3-mercaptopyruvate sulfurtransferase and stimulates sulfide metabolism in colon cancer cells [PDF]

open access: yes, 2019
Hydrogen sulfide (H2S) is an endogenously produced signaling molecule. The enzymes 3-mercaptopyruvate sulfurtransferase (MST), partly localized in mitochondria, and the inner mitochondrial membrane-associated sulfide:quinone oxidoreductase (SQR), besides
Forte, Elena   +8 more
core   +2 more sources

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