Proteolytic cleavage of synthetic fragments of vesicle‐associated membrane protein, isoform‐2 by botulinum type B neurotoxin [PDF]
Recent data suggest that botulinum type‐B neurotoxin is a protease which acts on vesicle‐associated membrane protein, isoform 2 (VAMP‐2). In this report, botulinum type‐B neurotoxin is shown to cleave a synthetic fragment (HV62) of VAMP‐2, corresponding to the bulk of the hydrophillic domain (amino acids 33–94).
C C, Shone +5 more
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Fusogenic pairings of vesicle-associated membrane proteins (VAMPs) and plasma membrane t-SNAREs--VAMP5 as the exception. [PDF]
Intracellular vesicle fusion is mediated by the interactions of SNARE (soluble N-ethylmaleimide-sensitive factor attachment protein receptor) proteins on vesicles (v-SNAREs) and on target membranes (t-SNAREs).
Nazarul Hasan, Deborah Corbin, Chuan Hu
doaj +1 more source
Golgi phosphoprotein 3 (GOLPH3) is a highly conserved peripheral membrane protein localized to the Golgi apparatus and the cytosol. GOLPH3 binding to Golgi membranes depends on phosphatidylinositol 4-phosphate [PI(4)P] and regulates Golgi architecture ...
Stefano Sechi +7 more
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A Direct Interaction between Cdc42 and Vesicle-associated Membrane Protein 2 Regulates SNARE-dependent Insulin Exocytosis [PDF]
In pancreatic beta cells, insulin granule exocytosis is regulated by SNARE (soluble N-ethylmaleimide-sensitive factor attachment protein receptor protein (SNAP) receptor) proteins, and this is coupled to cortical F-actin reorganization via the Rho family GTPase Cdc42 by an unknown mechanism.
Angela K, Nevins, Debbie C, Thurmond
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Munc 18-1 Protein Molecules Move between Membrane Molecular Depots Distinct from Vesicle Docking Sites [PDF]
Four evolutionarily conserved proteins are required for mammalian regulated exocytosis: three SNARE proteins, syntaxin, SNAP-25, and synaptobrevin, and the SM protein, Munc18-1. Here, using single-molecule imaging, we measured the spatial distribution of
Rickman, Colin +9 more
core +1 more source
Vesicle-associated V-soluble N-ethylmaleimide-sensitive factor attachment protein receptor (SNARE) proteins and target membrane-associated T-SNAREs (syntaxin 4 and SNAP-23) assemble into a core trans-SNARE complex that mediates membrane fusion during ...
Yoosoo Yang +13 more
doaj +1 more source
Pdcd10-Stk24/25 complex controls kidney water reabsorption by regulating Aqp2 membrane targeting
PDCD10, also known as CCM3, is a gene found to be associated with the human disease cerebral cavernous malformations (CCMs). PDCD10 forms a complex with GCKIII kinases including STK24, STK25, and MST4. Studies in C.
Rui Wang +16 more
doaj +1 more source
A cytosolic factor mediating membrane recruitment of AP-1 clathrin adaptors [PDF]
Transport of cargo within the endocytic and secretory pathway is generally mediated by coated vesicles. These vesicles are formed through the recruitment of cytosolic coat proteins to the donor membrane that act as a scaffold to form coated buds and ...
Suri, Gregor
core +1 more source
CaMKIIalpha interacts with multi-PDZ domain protein MUPP1 in spermatozoa and prevents spontaneous acrosomal exocytosis [PDF]
The success of acrosomal exocytosis, a complex process with a variety of inter-related steps, relies on the coordinated interaction of participating signaling molecules.
Borth, Heike +5 more
core +1 more source
Vesicle-associated Membrane Protein (VAMP)/Synaptobrevin-2 Is Associated with Dense Core Secretory Granules in PC12 Neuroendocrine Cells [PDF]
The presence and intracellular distribution of vesicle-associated membrane protein-1 (VAMP-1) and VAMP-2 were investigated in the PC12 neuroendocrine cell line using isotype-specific polyclonal antibodies. VAMP-2 was detected in the total membrane fraction, while VAMP-1 was undetectable.
PAPINI, EMANUELE, ROSSETTO O., CUTLER D.
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