2021
VPS13D bridges the ER to mitochondria and peroxisomes via Miro
Guillén-Samander A, Leonzino M, Hanna MG, Tang N, Shen H, De Camilli P. VPS13D bridges the ER to mitochondria and peroxisomes via Miro. Journal Of Cell Biology 2021, 220: e202010004. PMID: 33891013, PMCID: PMC8077184, DOI: 10.1083/jcb.202010004.Peer-Reviewed Original ResearchConceptsLipid transport proteinsHigher eukaryotesER-mitochondriaSecretory pathwayAccessory factorsMitochondrial dynamicsDisease pathogenesisTransport proteinsParkin substratesLipid transferSplice variantsParkinson's disease pathogenesisVps13Lipid supplyMitochondriaMiroVPS13DERMESYeastMost lipidsTransport domainEukaryotesGem1MetazoansERCooperative 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
Optimized Vivid-derived Magnets photodimerizers for subcellular optogenetics in mammalian cells
Benedetti L, Marvin JS, Falahati H, Guillén-Samander A, Looger LL, De Camilli P. Optimized Vivid-derived Magnets photodimerizers for subcellular optogenetics in mammalian cells. ELife 2020, 9: e63230. PMID: 33174843, PMCID: PMC7735757, DOI: 10.7554/elife.63230.Peer-Reviewed Original ResearchConceptsProtein fusion partnersSmall subcellular volumesSubcellular optogeneticsOrganelle contactsHomodimerization interfaceProtein modulesMammalian cellsBiological processesPhysiological processesSubcellular organellesLow temperature preincubationSimultaneous photoactivationFusion partnerCell preincubationWhole cellsSubcellular volumesConcatemerizationSpatial controlSpatiotemporal confinementCellsNeurosporaOrganellesHeterodimersVIVIDProtein
2018
VPS13A and VPS13C are lipid transport proteins differentially localized at ER contact sites
Kumar N, Leonzino M, Hancock-Cerutti W, Horenkamp FA, Li P, Lees JA, Wheeler H, Reinisch KM, De Camilli P. VPS13A and VPS13C are lipid transport proteins differentially localized at ER contact sites. Journal Of Cell Biology 2018, 217: 3625-3639. PMID: 30093493, PMCID: PMC6168267, DOI: 10.1083/jcb.201807019.Peer-Reviewed Original ResearchConceptsN-terminal portionAutophagy protein ATG2Membrane lipid homeostasisLate endosomes/lysosomesSecondary structure similarityLipid transport proteinsER contact sitesEndosomes/lysosomesHuman VPS13AVPS13 genesVps13Implicating defectsTransport proteinsLipid transportersContact sitesGenetic studiesLipid homeostasisLipid exchangeTransport roleProteinOrganellesVPS13ANeurodegenerative disordersStructure similarityHydrophobic cavity
2017
Lipid transport by TMEM24 at ER–plasma membrane contacts regulates pulsatile insulin secretion
Lees JA, Messa M, Sun EW, Wheeler H, Torta F, Wenk MR, De Camilli P, Reinisch KM. Lipid transport by TMEM24 at ER–plasma membrane contacts regulates pulsatile insulin secretion. Science 2017, 355 PMID: 28209843, PMCID: PMC5414417, DOI: 10.1126/science.aah6171.Peer-Reviewed Original ResearchConceptsER–plasma membrane contactsLipid transportLipid-binding modulesMembrane contactPhosphoinositide signalingMembrane proteinsPrecursor phosphatidylinositolProtein 24Reversible localizationEndoplasmic reticulumTMEM24Β-cellsPhosphatidylinositolInsulin secretionCalcium oscillationsCytosolic calciumDephosphorylationType II diabetesPhosphorylationSignalingProteinReticulumSecretionII diabetesTransport
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
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 RanvierCytoplasmIsoformsIdentification and characterization of homologues of the Exocyst component Sec10p
Guo W, Roth D, Gatti E, De Camilli P, Novick P. Identification and characterization of homologues of the Exocyst component Sec10p. FEBS Letters 1997, 404: 135-139. PMID: 9119050, DOI: 10.1016/s0014-5793(97)00109-9.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBrainCloning, MolecularCOS CellsExocytosisFungal ProteinsGolgi ApparatusHumansMammalsMolecular Sequence DataPolymerase Chain ReactionRecombinant ProteinsRNA, MessengerSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSequence Homology, Amino AcidTranscription, GeneticTransfectionVesicular Transport ProteinsConceptsC. elegans proteinsCharacterization of homologuesAmino acid identityBroad tissue distributionGolgi trafficMammalian counterpartsYeast SaccharomycesAcid identityGene productsCOS cellsWestern blot analysisSec10pPeripheral cytoplasmExocystBlot analysisProteinTissue distributionImmunofluorescence stainingSec8pCellsSaccharomycesCloningHomologuesExocytosisCytoplasm