Results 31 to 40 of about 248,478 (203)

Syntaxin Clustering in Membranes [PDF]

open access: yesBiophysical Journal, 2010
Syntaxin-1A and SNAP25 form the receptor component of the SNARE complex, which has been shown to be the minimal machinery for membrane fusion. In vivo studies have revealed that syntaxin-1A exists in cholesterol-dependent clusters that are distinct from lipid rafts.
Murray, David H., Tamm, Lukas K.
openaire   +1 more source

Munc18-bound syntaxin readily forms SNARE complexes with synaptobrevin in native plasma membranes.

open access: yesPLoS Biology, 2006
Munc18-1, a protein essential for regulated exocytosis in neurons and neuroendocrine cells, belongs to the family of Sec1/Munc18-like (SM) proteins. In vitro, Munc18-1 forms a tight complex with the SNARE syntaxin 1, in which syntaxin is stabilized in a ...
Felipe E Zilly   +3 more
doaj   +1 more source

SNARE protein syntaxin-1 colocalizes closely with NMDA receptor subunit NR2B in postsynaptic spines in the hippocampus

open access: yesFrontiers in Molecular Neuroscience, 2016
Syntaxins are a family of membrane-integrated proteins that are instrumental in exocytosis of vesicles. Syntaxin-1 is an essential component of the presynaptic exocytotic fusion machinery in the brain and interacts with several other proteins. Syntaxin-1
Suleman eHussain   +4 more
doaj   +1 more source

Regulation of Syntaxin3B-Mediated Membrane Fusion by T14, Munc18, and Complexin

open access: yesBiomolecules, 2023
Retinal neurons that form ribbon-style synapses operate over a wide dynamic range, continuously relaying visual information to their downstream targets.
Rajkishor Nishad   +4 more
doaj   +1 more source

Early stages of retinal development depend on Sec13 function [PDF]

open access: yes, 2013
Summary ER-to-Golgi transport of proteins destined for the extracellular space or intracellular compartments depends on the COPII vesicle coat and is constitutive in all translationally active cells.
Cavodeassi, Florencia   +3 more
core   +3 more sources

Differential Roles of Syntaxin 7 and Syntaxin 8 in Endosomal Trafficking

open access: yesMolecular Biology of the Cell, 1999
To understand molecular mechanisms that regulate the intricate and dynamic organization of the endosomal compartment, it is important to establish the morphology, molecular composition, and functions of the different organelles involved in endosomal trafficking.
Prekeris, R.   +4 more
openaire   +4 more sources

Syntaxin 1A Regulates ENaC Channel Activity [PDF]

open access: yesJournal of Biological Chemistry, 2004
Na(+) entry across the apical membranes of many absorptive epithelia is determined by the number (N) and open probability (P(o)) of epithelial sodium channels (ENaC). Previous results showed that the H3 domain of syntaxin-1A (S1A) binds to ENaC to reduce N, supporting a role for S1A in the regulation of ENaC trafficking.
Steven B, Condliffe   +2 more
openaire   +2 more sources

Munc18-1 induces conformational changes of syntaxin-1 in multiple intermediates for SNARE assembly

open access: yesScientific Reports, 2020
In neuronal exocytosis, SNARE assembly into a stable four-helix bundle drives membrane fusion. Previous studies have revealed that the SM protein Munc18-1 plays a critical role for precise SNARE assembly with the help of Munc13-1, but the underlying ...
Sanghwa Lee   +7 more
doaj   +1 more source

The involvement of actin, calcium channels and exocytosis proteins in somato-dendritic oxytocin and vasopressin release [PDF]

open access: yes, 2012
Hypothalamic magnocellular neurons release vasopressin and oxytocin not only from their axon terminals into the blood, but also from their somata and dendrites into the extracellular space of the brain, and this can be regulated independently ...
Leng, Gareth, Ludwig, Mike, Tobin, Vicky
core   +2 more sources

Lipid raft microdomain compartmentalization of TC10 is required for insulin signaling and GLUT4 translocation. [PDF]

open access: yes, 2001
Recent studies indicate that insulin stimulation of glucose transporter (GLUT)4 translocation requires at least two distinct insulin receptor-mediated signals: one leading to the activation of phosphatidylinositol 3 (PI-3) kinase and the other to the ...
Chiang, SH   +7 more
core   +3 more sources

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