PI (4, 5) P2-binding effector proteins for vesicle exocytosis

TFJ Martin - Biochimica et Biophysica Acta (BBA)-Molecular and …, 2015 - Elsevier
Abstract PI (4, 5) P 2 participates directly in priming and possibly in fusion steps of Ca 2+-
triggered vesicle exocytosis. High concentration nanodomains of PI (4, 5) P 2 reside on the …

Models of synaptotagmin‐1 to trigger Ca2+‐dependent vesicle fusion

Y Park, JK Ryu - FEBS letters, 2018 - Wiley Online Library
Vesicles in neurons and neuroendocrine cells store neurotransmitters and peptide
hormones, which are released by vesicle fusion in response to Ca2+‐evoking stimuli …

Phosphatidylinositol 4, 5-bisphosphate clusters act as molecular beacons for vesicle recruitment

A Honigmann, G Van Den Bogaart, E Iraheta… - Nature structural & …, 2013 - nature.com
Synaptic-vesicle exocytosis is mediated by the vesicular Ca2+ sensor synaptotagmin-1.
Synaptotagmin-1 interacts with the SNARE protein syntaxin-1A and acidic phospholipids …

Forming giant vesicles with controlled membrane composition, asymmetry, and contents

DL Richmond, EM Schmid, S Martens… - Proceedings of the …, 2011 - National Acad Sciences
Growing knowledge of the key molecular components involved in biological processes such
as endocytosis, exocytosis, and motility has enabled direct testing of proposed mechanistic …

HOPS initiates vacuole docking by tethering membranes before trans-SNARE complex assembly

CM Hickey, W Wickner - Molecular Biology of the Cell, 2010 - Am Soc Cell Biol
Vacuole homotypic fusion has been reconstituted with all purified components: vacuolar
lipids, four soluble N-ethylmaleimide-sensitive factor attachment protein receptor (SNARE) …

[HTML][HTML] Synaptotagmin-1 interacts with PI (4, 5) P2 to initiate synaptic vesicle docking in hippocampal neurons

Y Chen, YH Wang, Y Zheng, M Li, B Wang, QW Wang… - Cell Reports, 2021 - cell.com
Synaptic vesicle (SV) docking is a dynamic multi-stage process that is required for efficient
neurotransmitter release in response to nerve impulses. Although the steady-state SV …

Minimal membrane docking requirements revealed by reconstitution of Rab GTPase-dependent membrane fusion from purified components

C Stroupe, CM Hickey, J Mima… - Proceedings of the …, 2009 - National Acad Sciences
Rab GTPases and their effectors mediate docking, the initial contact of intracellular
membranes preceding bilayer fusion. However, it has been unclear whether Rab proteins …

Conflicting views on the membrane fusion machinery and the fusion pore

JB Sørensen - Annual Review of Cell and Developmental, 2009 - annualreviews.org
Fast exocytosis of synaptic vesicles differs from other membrane fusion reactions by being
under tight temporal control by the intracellular calcium concentration. This is achieved by …

Mechanism and function of synaptotagmin-mediated membrane apposition

E Hui, JD Gaffaney, Z Wang, CP Johnson… - Nature structural & …, 2011 - nature.com
Abstract Synaptotagmin-1 is a Ca2+ sensor that triggers synchronous neurotransmitter
release. The first documented biochemical property of synaptotagmin-1 was its ability to …

Solution single‐vesicle assay reveals PIP2‐mediated sequential actions of synaptotagmin‐1 on SNAREs

JY Kim, BK Choi, MG Choi, SA Kim, Y Lai… - The EMBO …, 2012 - embopress.org
Synaptotagmin‐1 (Syt1) is a major Ca2+ sensor for synchronous neurotransmitter release,
which requires vesicle fusion mediated by SNAREs (soluble N‐ethylmaleimide‐sensitive …