Results 51 to 60 of about 4,005 (212)

The Functional Significance of Synaptotagmin Diversity in Neuroendocrine Secretion

open access: yesFrontiers in Endocrinology, 2013
Synaptotagmins (syts) are abundant, evolutionarily-conserved integral membrane proteins that play essential roles in regulated exocytosis in nervous and endocrine systems.
Paanteha K Moghadam, Meyer B Jackson
doaj   +1 more source

Synaptotagmin V: a novel synaptotagmin isoform expressed in rat brain

open access: yesFEBS Letters, 1995
Regulated Ca2+‐dependent release of transmitters from synaptic vesicles is an important characteristic of chemical neurotransmission. Synaptotagmins are abundant synaptic vesicle transmembrane proteins that probably function as Ca2+ sensors. Molecular cloning has identified four different synaptotagmin isoforms in mammals.
Craxton, Molly, Goedert, Michel
openaire   +2 more sources

The SNARE machinery in mast cell secretion

open access: yesFrontiers in Immunology, 2012
Mast cells are known as inflammatory cells which exert their functions in allergic and anaphylactic reactions by secretion of numerous inflammatory mediators.
Axel eLorentz   +3 more
doaj   +1 more source

Potential roles of synaptotagmin family members in cancers: Recent advances and prospects

open access: yesFrontiers in Medicine, 2022
With the continuous development of bioinformatics and public database, more and more genes that play a role in cancers have been discovered. Synaptotagmins (SYTs) are abundant, evolutionarily conserved integral membrane proteins composed of a short N ...
Huandan Suo, Nan Xiao, Kewei Wang
doaj   +1 more source

Structure of dual receptor binding to botulinum neurotoxin B [PDF]

open access: yes, 2014
Botulinum neurotoxins are highly toxic, and bind two receptors to achieve their high affinity and specificity for neurons. Here we present the first structure of a botulinum neurotoxin bound to both its receptors.
Berntsson, Ronnie P-A   +3 more
core   +1 more source

Synaptotagmins: That’s Why So Many [PDF]

open access: yesNeuron, 2017
Synaptotagmin 7 (Syt7) was originally identified as a slow Ca2+ sensor for lysosome fusion, but its function at fast synapses is controversial. The paper by Luo and Südhof (2017) in this issue of Neuron shows that at the calyx of Held in the auditory brainstem Syt7 triggers asynchronous release during stimulus trains, resulting in reliable and ...
Chong, Chen, Peter, Jonas
openaire   +2 more sources

Glucose Overload Inhibits Glutamatergic Synaptic Transmission: A Novel Role for CREB-Mediated Regulation of Synaptotagmins 2 and 4

open access: yesFrontiers in Cell and Developmental Biology, 2020
Glucose metabolism derangement is critically involved in the age-related memory loss but the underlying molecular mechanisms are still poorly understood.
Cristian Ripoli   +7 more
doaj   +1 more source

Transmembrane Membrane Readers form a Novel Class of Proteins That Include Peripheral Phosphoinositide Recognition Domains and Viral Spikes

open access: yesMembranes, 2022
Membrane proteins are broadly classified as transmembrane (TM) or peripheral, with functions that pertain to only a single bilayer at a given time. Here, we explicate a class of proteins that contain both transmembrane and peripheral domains, which we ...
Michael Overduin   +4 more
doaj   +1 more source

Extended Synaptotagmin (ESyt) Triple Knock-Out Mice Are Viable and Fertile without Obvious Endoplasmic Reticulum Dysfunction. [PDF]

open access: yesPLoS ONE, 2016
Extended synaptotagmins (ESyts) are endoplasmic reticulum (ER) proteins composed of an N-terminal transmembrane region, a central SMP-domain, and five (ESyt1) or three C-terminal cytoplasmic C2-domains (ESyt2 and ESyt3). ESyts bind phospholipids in a Ca2+
Alessandra Sclip   +3 more
doaj   +1 more source

Screening of Hydrocarbon-Stapled Peptides for Inhibition of Calcium-Triggered Exocytosis

open access: yesFrontiers in Pharmacology, 2022
The so-called primary interface between the SNARE complex and synaptotagmin-1 (Syt1) is essential for Ca2+-triggered neurotransmitter release in neuronal synapses.
Ying Lai   +14 more
doaj   +1 more source

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