2023
α-Synuclein colocalizes with AP180 and affects the size of clathrin lattices
Vargas K, Colosi P, Girardi E, Park J, Harmon L, Chandra S. α-Synuclein colocalizes with AP180 and affects the size of clathrin lattices. Journal Of Biological Chemistry 2023, 299: 105091. PMID: 37516240, PMCID: PMC10470054, DOI: 10.1016/j.jbc.2023.105091.Peer-Reviewed Original ResearchConceptsClathrin punctaClathrin assemblyEndocytic accessory proteinsΑ-synucleinPresynaptic membraneSynaptic vesicle cyclingImmuno-electron microscopyClathrin structuresAccessory proteinsClathrin latticesMembrane curvatureVesicle cyclingCell membranePresynaptic proteinsLipid monolayer systemProteinΓ-synucleinMembranePunctaAssemblyRelocalizesClathrinColocalizesVesicle sizeDeletion
2017
Synucleins Have Multiple Effects on Presynaptic Architecture
Vargas KJ, Schrod N, Davis T, Fernandez-Busnadiego R, Taguchi YV, Laugks U, Lucic V, Chandra SS. Synucleins Have Multiple Effects on Presynaptic Architecture. Cell Reports 2017, 18: 161-173. PMID: 28052246, PMCID: PMC5510332, DOI: 10.1016/j.celrep.2016.12.023.Peer-Reviewed Original ResearchConceptsParkinson's diseasePD mutationsPresynaptic proteinsSynucleinΑ-synucleinPresynaptic architectureUltrastructural changesAbundant presynaptic proteinPathological functionsPresynaptic cytomatrixImportant orchestratorsProtein phosphorylation changesDiseaseMultiple effectsActive zonePrevious findingsPD mutantsPathogenesisNeurotransmissionSynapse architecturePhosphorylation changesMutationsMice
2014
Synucleins Regulate the Kinetics of Synaptic Vesicle Endocytosis
Vargas KJ, Makani S, Davis T, Westphal CH, Castillo PE, Chandra SS. Synucleins Regulate the Kinetics of Synaptic Vesicle Endocytosis. Journal Of Neuroscience 2014, 34: 9364-9376. PMID: 25009269, PMCID: PMC4087213, DOI: 10.1523/jneurosci.4787-13.2014.Peer-Reviewed Original ResearchConceptsSV endocytosisShares high sequence identitySynaptic vesicle endocytosisFamilial PD genesHigh sequence identitySynaptic vesicle traffickingΑ-synucleinVesicle traffickingVesicle endocytosisΓ-synucleinMouse αSequence identityNull culturesBiochemical experimentsPD genesEndocytosisEarly stepsAcidic lipidsPresynaptic proteinsProteinNormal functionPrecise siteSynucleinParkinson's diseaseGenes
2008
Chapter 22 α-Synuclein, CSPα, SNAREs and Neuroprotection in vivo
Chandra S, Südhof T. Chapter 22 α-Synuclein, CSPα, SNAREs and Neuroprotection in vivo. 2008, 295-308. DOI: 10.1016/b978-0-12-374028-1.00022-1.Peer-Reviewed Original ResearchΑ-synucleinDopamine replacement therapyMouse α-synucleinPathological functionsStriatal terminalsReplacement therapyPD treatmentNormal physiological functionSynaptic connectionsPresynaptic proteinsNeurodegenerative phenotypeΑ-deletionCysteine string proteinToxic gainAmino acid changesPhysiological functionsAcid changesNeuroprotectionPathogenesisTherapyFindingsNeurodegeneration