2022
In situ architecture of the lipid transport protein VPS13C at ER–lysosome membrane contacts
Cai S, Wu Y, Guillén-Samander A, Hancock-Cerutti W, Liu J, De Camilli P. In situ architecture of the lipid transport protein VPS13C at ER–lysosome membrane contacts. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 119: e2203769119. PMID: 35858323, PMCID: PMC9303930, DOI: 10.1073/pnas.2203769119.Peer-Reviewed Original ResearchConceptsEndoplasmic reticulumCryo-focused ion beam millingMembrane contact sitesCryo-electron tomographyFull-length structureLipid transport proteinsRod-like densitiesLysosome contactBinding partnerGenetic approachesHydrophobic grooveTransport proteinsContact sitesVps13Lipid transportAlphaFold predictionsFull-length modelHeLa cellsMembrane contactSitu architectureAdjacent membranesVPS13CProteinStructural informationEndo/lysosomesNovel pathways of intracellular membrane lipid transport and neurodegenerative diseases
De Camilli P. Novel pathways of intracellular membrane lipid transport and neurodegenerative diseases. The FASEB Journal 2022, 36 DOI: 10.1096/fasebj.2022.36.s1.0i152.ChaptersFamily proteinsLipid transportMembrane lipid transportMembrane contact sitesLipid binding modulesLipid transport proteinsLipid trafficRod-like proteinsBinding modulesHydrophobic grooveTransport proteinsContact sitesMembrane lipidsFunction mutationsLipid transferNovel pathwayNeurodevelopmental diseasesProteinVesicular carriersFamily resultsNeurodegenerative diseasesChorea-AcanthocytosisPotential roleNew mechanismMembrane
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 domainEukaryotesGem1MetazoansER
2019
PDZD8 mediates a Rab7-dependent interaction of the ER with late endosomes and lysosomes
Guillén-Samander A, Bian X, De Camilli P. PDZD8 mediates a Rab7-dependent interaction of the ER with late endosomes and lysosomes. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 22619-22623. PMID: 31636202, PMCID: PMC6842579, DOI: 10.1073/pnas.1913509116.Peer-Reviewed Original ResearchConceptsEndoplasmic reticulumLipid transportLate endosomes/lysosomesIntrinsic membrane proteinsLipid transport proteinsEndosomes/lysosomesEndocytic membranesDomain familyMembrane proteinsLate endosomesEndocytic flowMolecular inventoryTransport proteinsPDZD8ProteinLysosomesMembraneEndosomesAdjacent bilayersReticulum
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