2024
Phosphoglycerate kinase is a central leverage point in Parkinson’s disease–driven neuronal metabolic deficits
Kokotos A, Antoniazzi A, Unda S, Ko M, Park D, Eliezer D, Kaplitt M, De Camilli P, Ryan T. Phosphoglycerate kinase is a central leverage point in Parkinson’s disease–driven neuronal metabolic deficits. Science Advances 2024, 10: eadn6016. PMID: 39167658, PMCID: PMC11338267, DOI: 10.1126/sciadv.adn6016.Peer-Reviewed Original ResearchConceptsPhosphoglycerate kinase 1Metabolic deficitsExpressions of Phosphoglycerate Kinase 1Dopamine axonsParkinson's diseasePD-associated pathologyViral expressionLoss of functionNeuronal glycolysisSusceptibility lociIn vivoFamilial Parkinson's diseasePD therapeuticsMetabolic lesionsProduction kineticsKinase 1Mitochondrial integrityPhosphoglycerate kinaseBioenergetic deficitsSynaptic dysfunctionGenetic originDeficitsPARK7/DJ-1PhosphoglycerateA complex of the lipid transport ER proteins TMEM24 and C2CD2 with band 4.1 at cell–cell contacts
Johnson B, Iuliano M, Lam T, Biederer T, De Camilli P. A complex of the lipid transport ER proteins TMEM24 and C2CD2 with band 4.1 at cell–cell contacts. Journal Of Cell Biology 2024, 223: e202311137. PMID: 39158698, PMCID: PMC11334333, DOI: 10.1083/jcb.202311137.Peer-Reviewed Original ResearchConceptsPlasma membraneNon-vesicular lipid transferSites of cell contactC-terminus motifsCell contact-dependent signalsContact-dependent signalingCell-cell contactER/PM junctionsTMEM24ER proteinsPM proteinsSynCAM 1Cell adhesion moleculesCellular functionsLipid transferC2CD2Phospholipid transportLipid transportCell contactProteinAdhesion moleculesCalcium homeostasisCellsFamily membersParalogsOverlapping role of synaptophysin and synaptogyrin family proteins in determining the small size of synaptic vesicles
Park D, Fujise K, Wu Y, Luján R, Del Olmo-Cabrera S, Wesseling J, De Camilli P. Overlapping role of synaptophysin and synaptogyrin family proteins in determining the small size of synaptic vesicles. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2409605121. PMID: 38985768, PMCID: PMC11260120, DOI: 10.1073/pnas.2409605121.Peer-Reviewed Original ResearchConceptsSynaptic vesiclesFamily proteinsBiogenesis of synaptic vesiclesClusters of small vesiclesSize of synaptic vesiclesSynaptogyrin familySynaptogyrin-1Vesicle proteinsSynaptogyrinTransmembrane domainOrganismal levelSmall vesiclesProteinMild defectsVesiclesFamily membersBiogenesisSmall sizeFamilyMiceSynapsinCoexpressionAbundanceSynaptoporinMembersParkinsonism Sac domain mutation in Synaptojanin-1 affects ciliary properties in iPSC-derived dopaminergic neurons
Rafiq N, Fujise K, Rosenfeld M, Xu P, De Camilli P. Parkinsonism Sac domain mutation in Synaptojanin-1 affects ciliary properties in iPSC-derived dopaminergic neurons. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2318943121. PMID: 38635628, PMCID: PMC11047088, DOI: 10.1073/pnas.2318943121.Peer-Reviewed Original ResearchConceptsSynaptojanin 1Endocytic factorsDA neuronsCilia-mediated signalingNerve terminalsIPSC-derived dopaminergic neuronsUbiquitin chainsUbiquitinated proteinsCiliary baseCilia lengthNeurological defectsDopaminergic neuronsProtein dynamicsDomain mutationsAssembly stateIsogenic controlsNeuronsAbnormal accumulationMutationsMiceFocal concentrationParkinsonPI(4UbiquitinEndocytosis
2021
Cooperative function of synaptophysin and synapsin in the generation of synaptic vesicle-like clusters in non-neuronal cells
Park D, Wu Y, Lee SE, Kim G, Jeong S, Milovanovic D, De Camilli P, Chang S. Cooperative function of synaptophysin and synapsin in the generation of synaptic vesicle-like clusters in non-neuronal cells. Nature Communications 2021, 12: 263. PMID: 33431828, PMCID: PMC7801664, DOI: 10.1038/s41467-020-20462-z.Peer-Reviewed Original ResearchConceptsNon-neuronal cellsSV clustersSynaptic vesiclesSmall synaptic-like microvesiclesSV membrane proteinsSynaptic-like microvesiclesSV proteinsDiffuse cytosolic distributionMembrane proteinsReconstitution systemCytosolic distributionCooperative functionSuch vesiclesMechanistic insightsLiquid-like propertiesPowerful modelPhysiological formationProteinSynapsinVesiclesCellsSynaptic transmissionAssembly of structuresDefining featureLiquid condensate
2020
Absence of Sac2/INPP5F enhances the phenotype of a Parkinson’s disease mutation of synaptojanin 1
Cao M, Park D, Wu Y, De Camilli P. Absence of Sac2/INPP5F enhances the phenotype of a Parkinson’s disease mutation of synaptojanin 1. Proceedings Of The National Academy Of Sciences Of The United States Of America 2020, 117: 12428-12434. PMID: 32424101, PMCID: PMC7275725, DOI: 10.1073/pnas.2004335117.Peer-Reviewed Original ResearchConceptsSynaptojanin 1Sac domain-containing proteinsDisease mutationsDomain-containing proteinsGenome-wide association studiesPD risk lociSynaptic vesicle recyclingEndocytic factorsPD risk genesPhosphatase domainPhosphoinositide phosphataseParkinson's diseaseNumerous genesParkinson’s disease mutationsVesicle recyclingRisk lociAssociation studiesRisk genesInactivating mutationStriatal dopaminergic nerve terminalsGenesOccasional survivorsMutationsDopaminergic nerve terminalsSJ1
2017
Contacts between the endoplasmic reticulum and other membranes in neurons
Wu Y, Whiteus C, Xu CS, Hayworth KJ, Weinberg RJ, Hess HF, De Camilli P. Contacts between the endoplasmic reticulum and other membranes in neurons. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: e4859-e4867. PMID: 28559323, PMCID: PMC5474793, DOI: 10.1073/pnas.1701078114.Peer-Reviewed Original ResearchConceptsEndoplasmic reticulumER–plasma membrane contactsER-PM contactsMembrane contactSmaller focal contactsRegulation of CaInterorganelle communicationOrganelle biogenesisDifferent neuronal compartmentsCell physiologyIntracellular membranesFocal contactsMultivesicular bodiesER contactsIntracellular organellesER cisternaeLipid homeostasisBiochemical studiesTubulovesicular structuresMembrane appositionNeuronal compartmentsImportant functionsMitochondriaReticulumMembrane
2015
The leukodystrophy protein FAM126A (hyccin) regulates PtdIns(4)P synthesis at the plasma membrane
Baskin JM, Wu X, Christiano R, Oh MS, Schauder CM, Gazzerro E, Messa M, Baldassari S, Assereto S, Biancheri R, Zara F, Minetti C, Raimondi A, Simons M, Walther TC, Reinisch KM, De Camilli P. The leukodystrophy protein FAM126A (hyccin) regulates PtdIns(4)P synthesis at the plasma membrane. Nature Cell Biology 2015, 18: 132-138. PMID: 26571211, PMCID: PMC4689616, DOI: 10.1038/ncb3271.Peer-Reviewed Original Research
2014
Manipulation of Plasma Membrane Phosphoinositides Using Photoinduced Protein–Protein Interactions
Idevall-Hagren O, De Camilli P. Manipulation of Plasma Membrane Phosphoinositides Using Photoinduced Protein–Protein Interactions. Methods In Molecular Biology 2014, 1148: 109-128. PMID: 24718798, DOI: 10.1007/978-1-4939-0470-9_8.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsArabidopsis ProteinsCatalytic DomainCell MembraneChlorocebus aethiopsCOS CellsCryptochromesHeLa CellsHumansLightMiceMolecular Sequence DataPhosphatidylinositolsPhosphoric Monoester HydrolasesPhotochemical ProcessesProtein Interaction Domains and MotifsProtein MultimerizationRecombinant Fusion ProteinsConceptsPlasma membraneCryptochrome 2Plasma membrane phosphatidylinositolProtein-protein interactionsLight-dependent conversionLipid-binding domainLive-cell imagingCritical regulatory roleMembrane lipid metabolismPhosphoinositide speciesSpatiotemporal regulationDimerization moduleCell physiologyMembrane phosphatidylinositolRegulatory roleTypes of cellsInositol phospholipidsPhosphorylated productsDimerization methodLipid metabolismMembraneCIB1DephosphorylationPhosphatidylinositolPhosphoinositide
2008
[Selective role of dynamin1 in synaptic vesicle endocytosis].
Hayashi-Nishino M, De Camilli P. [Selective role of dynamin1 in synaptic vesicle endocytosis]. Protein (Tokyo) 2008, 53: 2225-30. PMID: 21038613.Peer-Reviewed Original Research
2004
Impaired PtdIns(4,5)P2 synthesis in nerve terminals produces defects in synaptic vesicle trafficking
Paolo G, Moskowitz HS, Gipson K, Wenk MR, Voronov S, Obayashi M, Flavell R, Fitzsimonds RM, Ryan TA, Camilli P. Impaired PtdIns(4,5)P2 synthesis in nerve terminals produces defects in synaptic vesicle trafficking. Nature 2004, 431: 415-422. PMID: 15386003, DOI: 10.1038/nature02896.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsBiological TransportCells, CulturedClathrinElectric ConductivityEndocytosisExocytosisGene DeletionKineticsMiceMice, KnockoutNeuronsPhosphatidylinositol 4,5-DiphosphatePhosphatidylinositol PhosphatesPhosphotransferases (Alcohol Group Acceptor)Presynaptic TerminalsSynaptic TransmissionSynaptic VesiclesConceptsClathrin coat dynamicsSynaptic vesicle cycleSynaptic vesicle exocytosisSynaptic vesicle traffickingSecond messenger moleculesEarly postnatal lethalityEndocytic intermediatesVesicle traffickingMembrane proteinsVesicle cycleVesicle exocytosisPostnatal lethalityCell regulationRecycling kineticsMessenger moleculesBiochemical studiesSynaptic defectsDirect interactionImportant functionsCritical roleMultiple stepsReleasable poolRegulationNerve terminalsDephosphorylation
2001
Synaptojanin 1 Contributes to Maintaining the Stability of GABAergic Transmission in Primary Cultures of Cortical Neurons
Lüthi A, Di Paolo G, Cremona O, Daniell L, De Camilli P, McCormick D. Synaptojanin 1 Contributes to Maintaining the Stability of GABAergic Transmission in Primary Cultures of Cortical Neurons. Journal Of Neuroscience 2001, 21: 9101-9111. PMID: 11717343, PMCID: PMC6763888, DOI: 10.1523/jneurosci.21-23-09101.2001.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsAnimals, NewbornCells, CulturedCerebral CortexElectric StimulationExcitatory Amino Acid AntagonistsExcitatory Postsynaptic PotentialsGABA AntagonistsGamma-Aminobutyric AcidMiceNerve Tissue ProteinsNeural InhibitionNeuronsPatch-Clamp TechniquesPhosphatidylinositolsPhosphoric Monoester HydrolasesSodium Channel BlockersSynapsesSynaptic TransmissionSynaptic VesiclesConceptsPaired-pulse depressionHalf-maximal depressionSteady-state depressionSynaptic depressionWhole-cell patch-clamp recordingsSlow depressionInhibitory synaptic responsesPaired-pulse protocolPrimary cortical culturesHigh-frequency stimulationPatch-clamp recordingsBi-exponential time courseUnitary IPSCsGABA releaseGABAergic transmissionCortical culturesPostsynaptic responsesCortical neuronsInhibitory synapsesSynaptic responsesSynaptojanin 1Presynaptic stimulationInhibitory neuronsRelease probabilityStimulation frequency
1999
Essential Role of Phosphoinositide Metabolism in Synaptic Vesicle Recycling
Cremona O, Di Paolo G, Wenk M, Lüthi A, Kim W, Takei K, Daniell L, Nemoto Y, Shears S, Flavell R, McCormick D, De Camilli P. Essential Role of Phosphoinositide Metabolism in Synaptic Vesicle Recycling. Cell 1999, 99: 179-188. PMID: 10535736, DOI: 10.1016/s0092-8674(00)81649-9.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell-Free SystemCerebral CortexCoated Pits, Cell-MembraneEndocytosisEnzyme InhibitorsExonsHippocampusIn Vitro TechniquesMembrane PotentialsMiceMice, KnockoutMicroscopy, ElectronNerve EndingsNerve Tissue ProteinsNeuronsPhosphatidylinositolsPhosphoric Monoester HydrolasesSynaptic VesiclesThe Interaction of Epsin and Eps15 with the Clathrin Adaptor AP-2 Is Inhibited by Mitotic Phosphorylation and Enhanced by Stimulation-dependent Dephosphorylation in Nerve Terminals*
Chen H, Slepnev V, Di Fiore P, De Camilli P. The Interaction of Epsin and Eps15 with the Clathrin Adaptor AP-2 Is Inhibited by Mitotic Phosphorylation and Enhanced by Stimulation-dependent Dephosphorylation in Nerve Terminals*. Journal Of Biological Chemistry 1999, 274: 3257-3260. PMID: 9920862, DOI: 10.1074/jbc.274.6.3257.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Protein Complex alpha SubunitsAdaptor Proteins, Signal TransducingAdaptor Proteins, Vesicular TransportAnimalsBase SequenceCalcium-Binding ProteinsCarrier ProteinsCell LineDNA PrimersEndocytosisExocytosisIntracellular Signaling Peptides and ProteinsMembrane ProteinsMiceMitosisNerve EndingsNeuropeptidesPhosphoproteinsPhosphorylationProtein BindingRatsVesicular Transport Proteins
1998
Perturbation of Dynamin II with an Amphiphysin SH3 Domain Increases GLUT4 Glucose Transporters at the Plasma Membrane in 3T3-L1 Adipocytes DYNAMIN II PARTICIPATES IN GLUT4 ENDOCYTOSIS*
Volchuk A, Narine S, Foster L, Grabs D, De Camilli P, Klip A. Perturbation of Dynamin II with an Amphiphysin SH3 Domain Increases GLUT4 Glucose Transporters at the Plasma Membrane in 3T3-L1 Adipocytes DYNAMIN II PARTICIPATES IN GLUT4 ENDOCYTOSIS*. Journal Of Biological Chemistry 1998, 273: 8169-8176. PMID: 9525921, DOI: 10.1074/jbc.273.14.8169.Peer-Reviewed Original ResearchConceptsGLUT4 endocytosisDynamin IIGLUT4 glucose transportersPlasma membraneCell surfaceSH3 domainClathrin-coated vesicle formationFusion proteinGlucose transporterLevels of GLUT4Amphiphysin SH3 domainLow-density microsomal fractionIsolated plasma membranesTransferrin endocytosisEndocytic systemGLUT4 internalizationProtein dynaminGlutathione S-transferaseEndosomal compartmentsGLUT4 distributionVesicle formationDynamin peptideEndocytosisGLUT4S-transferaseAmphiphysin I Antisense Oligonucleotides Inhibit Neurite Outgrowth in Cultured Hippocampal Neurons
Mundigl O, Ochoa G, David C, Slepnev V, Kabanov A, De Camilli P. Amphiphysin I Antisense Oligonucleotides Inhibit Neurite Outgrowth in Cultured Hippocampal Neurons. Journal Of Neuroscience 1998, 18: 93-103. PMID: 9412489, PMCID: PMC6793426, DOI: 10.1523/jneurosci.18-01-00093.1998.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCalcium-Binding ProteinsCells, CulturedDynamin IDynaminsEndocytosisGene ExpressionGTP PhosphohydrolasesHippocampusMembrane GlycoproteinsMiceNerve Tissue ProteinsNeuritesOligonucleotides, AntisensePhosphoric Monoester HydrolasesRabbitsRatsRNA, MessengerSynaptic VesiclesSynaptotagminsTubulinConceptsAmphiphysin IDynamin ICell polarityNeurite outgrowthSynaptic vesicle endocytosisPhysiological binding partnerGrowth conesClose functional linkYeast homologActin patchesActin functionVesicle endocytosisActin dynamicsProtein familyBinding partnerCell cytoskeletonAxon formationFunctional linkNeuronal differentiationWestern blot analysisCultured hippocampal neuronsHippocampal neuronsDevelopmental stagesNeuronal proteinsAmphipathic polymers
1997
Amphiphysin II (SH3P9; BIN1), a Member of the Amphiphysin/Rvs Family, Is Concentrated in the Cortical Cytomatrix of Axon Initial Segments and Nodes of Ranvier in Brain and around T Tubules in Skeletal Muscle
Butler M, David C, Ochoa G, Freyberg Z, Daniell L, Grabs D, Cremona O, De Camilli P. Amphiphysin II (SH3P9; BIN1), a Member of the Amphiphysin/Rvs Family, Is Concentrated in the Cortical Cytomatrix of Axon Initial Segments and Nodes of Ranvier in Brain and around T Tubules in Skeletal Muscle. Journal Of Cell Biology 1997, 137: 1355-1367. PMID: 9182667, PMCID: PMC2132527, DOI: 10.1083/jcb.137.6.1355.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAmino Acid SequenceAnimalsAxonsBase SequenceBrain ChemistryCarrier ProteinsCerebral CortexCloning, MolecularCOS CellsCytoplasmDNA, ComplementaryGene ExpressionHumansMiceMolecular Sequence DataMuscle ProteinsMuscle, SkeletalNerve Tissue ProteinsNuclear ProteinsRabbitsRanvier's NodesRatsSrc Homology DomainsTumor Cells, CulturedTumor Suppressor ProteinsConceptsAmphiphysin IICortical cytoplasmPresence of clathrinSkeletal muscleParaneoplastic stiff-man syndromeAxon initial segmentYeast homologueActin functionNuclear functionsActin cytoskeletonActin dynamicsMammalian cellsActin cytomatrixPleiotropic functionsDistinct domainsNeuronal proteinsSplice variantsT-tubulesAmphiphysinCytomatrixEndocytosisPutative roleNodes of RanvierCytoplasmIsoforms
1995
Keeping synapses up to speed
De Camilli P. Keeping synapses up to speed. Nature 1995, 375: 450-451. PMID: 7777050, DOI: 10.1038/375450a0.Peer-Reviewed Original ResearchCoxsackieviruses and diabetes
Solimena M, De Camilli P. Coxsackieviruses and diabetes. Nature Medicine 1995, 1: 25-26. PMID: 7584948, DOI: 10.1038/nm0195-25.Peer-Reviewed Original Research
1994
Synaptic targeting of rabphilin-3A, a synaptic vesicle Ca2+/phospholipid-binding protein, depends on rab3A/3C
Li C, Takei K, Geppert M, Daniell L, Stenius K, Chapman E, Jahn R, De Camilli P, Südhof T. Synaptic targeting of rabphilin-3A, a synaptic vesicle Ca2+/phospholipid-binding protein, depends on rab3A/3C. Neuron 1994, 13: 885-898. PMID: 7946335, DOI: 10.1016/0896-6273(94)90254-2.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAmino Acid SequenceAnimalsBase SequenceBiological EvolutionBrain ChemistryConserved SequenceDNA, ComplementaryFluorescent Antibody TechniqueGlutathione TransferaseGTP-Binding ProteinsMiceMice, Mutant StrainsMicroscopy, ImmunoelectronMolecular Sequence DataNerve Tissue ProteinsNeuronsRab GTP-Binding ProteinsRab3 GTP-Binding ProteinsRatsRecombinant Fusion ProteinsVesicular Transport ProteinsConceptsGTP-dependent mannerSynaptic vesicle membraneRabphilin-3AVesicle membraneLow molecular weight GTPPeripheral membrane proteinsSynaptic vesiclesSynaptic vesicle dockingRab3A-deficient miceSynaptic vesicle proteinsMembrane recruitmentVesicle dockingPutative functionsMembrane proteinsWeight GTPVesicle proteinsN-terminusSynaptic targetingRab3CRab3AProteinVesiclesMembraneSynaptic patternsNormal levels