Results 31 to 40 of about 4,253 (187)

Mitochondrial fatty acid synthesis coordinates oxidative metabolism in mammalian mitochondria

open access: yeseLife, 2020
Cells harbor two systems for fatty acid synthesis, one in the cytoplasm (catalyzed by fatty acid synthase, FASN) and one in the mitochondria (mtFAS).
Sara M Nowinski   +18 more
doaj   +1 more source

Lipoic Acid Metabolism as a Potential Chemotherapeutic Target Against Plasmodium falciparum and Staphylococcus aureus

open access: yesFrontiers in Chemistry, 2021
Lipoic acid (LA) is an organic compound that plays a key role in cellular metabolism. It participates in a posttranslational modification (PTM) named lipoylation, an event that is highly conserved and that occurs in multimeric metabolic enzymes of very ...
Sun Liu Rei Yan   +4 more
doaj   +1 more source

Characterization of Helianthus annuus Lipoic Acid Biosynthesis: The Mitochondrial Octanoyltransferase and Lipoyl Synthase Enzyme System

open access: yesFrontiers in Plant Science, 2021
Lipoic acid (LA, 6,8-dithiooctanoic acid) is a sulfur containing coenzyme essential for the activity of several key enzymes involved in oxidative and single carbon metabolism in most bacteria and eukaryotes. LA is synthetized by the concerted activity of
Raquel Martins-Noguerol   +8 more
doaj   +1 more source

Functional Assessment of Lipoyltransferase-1 Deficiency in Cells, Mice, and Humans

open access: yesCell Reports, 2019
Summary: Inborn errors of metabolism (IEMs) link metabolic defects to human phenotypes. Modern genomics has accelerated IEM discovery, but assessing the impact of genomic variants is still challenging.
Min Ni   +22 more
doaj   +1 more source

A dual-function chemical probe for detecting erasers of lysine lipoylation

open access: yes, 2022
Lysine lipoylation plays vital roles in cell metabolism and redox processes. For example, removal of lipoylation will decrease pyruvate dehydrogenase activity and affect the citric acid cycle.
Xie, Y   +6 more
core   +1 more source

Sirtuin Lipoamidase Activity Is Conserved in Bacteria as a Regulator of Metabolic Enzyme Complexes

open access: yesmBio, 2017
Lipoic acid is an essential metabolic cofactor added as a posttranslational modification on several multimeric enzyme complexes. These protein complexes, evolutionarily conserved from bacteria to humans, are core regulators of cellular metabolism.
Elizabeth A. Rowland   +5 more
doaj   +1 more source

Crystallographic snapshots of sulfur insertion by lipoyl synthase [PDF]

open access: yesProceedings of the National Academy of Sciences, 2016
Significance Lipoic acid, an enzyme cofactor in central metabolism and a livestock feed supplement, is produced on an industrial scale by a costly multistep synthesis. Nature makes lipoic acid in one step by the chemically challenging addition of two sulfur atoms to an inert fatty acid chain.
Lanz, Nicholas D.   +5 more
openaire   +4 more sources

Isolation of the Cadmium Derivative of Lipoyl Dehydrogenase

open access: yesJournal of Biological Chemistry, 1971
Abstract Reduced lipoamide dehydrogenase reacts with cadmium ion to form a moderately stable compound characterized by 1 g atom of cadmium bound per mole of flavin adenine dinucleotide, a modified spectrum in the visible region, and altered reactivity with electron acceptor substrates.
A M, Stein, J H, Stein
openaire   +2 more sources

Lipoyl-E2-PDH Gets a Second Job [PDF]

open access: yesCell Host & Microbe, 2017
Pyruvate dehydrogenase (PDH) plays a well-known metabolic role inside cells. In this issue of Cell Host & Microbe, Grayczyk et al. (2017) show that the bacterial pathogen Staphylococcus aureus unexpectedly secretes and repurposes the lipoylated E2 subunit of PDH to suppress TLR-mediated activation of host macrophages by bacterial lipoproteins.
Seth W, Dickey, Michael, Otto
openaire   +2 more sources

A response to iron involving carbon metabolism in the opportunistic fungal pathogen Candida albicans

open access: yesmSphere
Iron (Fe) is an essential micronutrient, and during infection, the host attempts to starve pathogens of this vital element through a process known as nutritional immunity.
Ritu Garg   +6 more
doaj   +1 more source

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