Results 41 to 50 of about 312,333 (268)

Obligate coupling of CFTR pore opening to tight nucleotide-binding domain dimerization

open access: yeseLife, 2016
In CFTR, the chloride channel mutated in cystic fibrosis (CF) patients, ATP-binding-induced dimerization of two cytosolic nucleotide binding domains (NBDs) opens the pore, and dimer disruption following ATP hydrolysis closes it.
Csaba Mihályi   +2 more
doaj   +1 more source

Ubiquitylation of Ion Channels

open access: yesPhysiology, 2005
Ubiquitylation (i.e., covalent attachment of ubiquitin moieties to proteins) of ion channels allows regulation of their activity and fate. Nedd4/Nedd4-like ubiquitin-protein ligases bind to, ubiquitylate, and modulate the internalization of several channels bearing PY motifs, whereas endoplasmic reticulum-associated degradation (involving ...
Abriel H, Staub O
openaire   +3 more sources

PPI-MASS: An Interactive Web Server to Identify Protein-Protein Interactions From Mass Spectrometry-Based Proteomics Data

open access: yesFrontiers in Molecular Biosciences, 2021
Mass spectrometry-based proteomics methods are widely used to identify and quantify protein complexes involved in diverse biological processes. Specifically, tandem mass spectrometry methods represent an accurate and sensitive strategy for identifying ...
Mariela González-Avendaño   +21 more
doaj   +1 more source

Cell-specific mechanisms of TMEM16A Ca2+-activated chloride channel in cancer

open access: yesMolecular Cancer, 2017
TMEM16A (known as anoctamin 1) Ca2+-activated chloride channel is overexpressed in many tumors. TMEM16A overexpression can be caused by gene amplification in many tumors harboring 11q13 amplification.
Hui Wang   +6 more
doaj   +1 more source

Lipid-Centric Approaches in Combating Infectious Diseases: Antibacterials, Antifungals and Antivirals with Lipid-Associated Mechanisms of Action

open access: yesAntibiotics, 2023
One of the global challenges of the 21st century is the increase in mortality from infectious diseases against the backdrop of the spread of antibiotic-resistant pathogenic microorganisms.
Olga S. Ostroumova, Svetlana S. Efimova
doaj   +1 more source

New Challenges Resulting From the Loss of Function of Nav1.4 in Neuromuscular Diseases

open access: yesFrontiers in Pharmacology, 2021
The voltage-gated sodium channel Nav1.4 is a major actor in the excitability of skeletal myofibers, driving the muscle force in response to nerve stimulation.
Sophie Nicole   +3 more
doaj   +1 more source

Differential interactions of bacterial lipopolysaccharides with lipid membranes: implications for TRPA1-mediated chemosensation

open access: yesScientific Reports, 2018
Bacterial lipopolysaccharides (LPS) activate the TRPA1 cation channels in sensory neurons, leading to acute pain and inflammation in mice and to aversive behaviors in fruit flies.
Justyna B. Startek   +3 more
doaj   +1 more source

High-Resolution Proteomics Unravel a Native Functional Complex of Cav1.3, SK3, and Hyperpolarization-Activated Cyclic Nucleotide-Gated Channels in Midbrain Dopaminergic Neurons

open access: yesCells
Pacemaking activity in substantia nigra dopaminergic neurons is generated by the coordinated activity of a variety of distinct somatodendritic voltage- and calcium-gated ion channels. We investigated whether these functional interactions could arise from
Maya Belghazi   +6 more
doaj   +1 more source

FGF14 modulates resurgent sodium current in mouse cerebellar Purkinje neurons

open access: yeseLife, 2014
Rapid firing of cerebellar Purkinje neurons is facilitated in part by a voltage-gated Na+ (NaV) ‘resurgent’ current, which allows renewed Na+ influx during membrane repolarization.
Haidun Yan   +3 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

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