2025
The bridge-like lipid transport protein VPS13C/PARK23 mediates ER–lysosome contacts following lysosome damage
Wang X, Xu P, Bentley-DeSousa A, Hancock-Cerutti W, Cai S, Johnson B, Tonelli F, Shao L, Talaia G, Alessi D, Ferguson S, De Camilli P. The bridge-like lipid transport protein VPS13C/PARK23 mediates ER–lysosome contacts following lysosome damage. Nature Cell Biology 2025, 27: 776-789. PMID: 40211074, PMCID: PMC12081312, DOI: 10.1038/s41556-025-01653-6.Peer-Reviewed Original ResearchConceptsDisease genesResponse to lysosomal damageSurface of lysosomesER–lysosome contactsParkinson's disease genesDelivery to lysosomesLipid transport proteinsLysosomal damageVPS13 proteinsLysosomal surfaceDisease proteinsGenetic studiesDamaged lysosomesVPS13CLysosomal stressLipid transportLysosomesInhibited stateMembrane perturbationRab7Lysosomal dysfunctionProteinVps13LipidGenes
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/lysosomesER-lysosome lipid transfer protein VPS13C/PARK23 prevents aberrant mtDNA-dependent STING signaling
Hancock-Cerutti W, Wu Z, Xu P, Yadavalli N, Leonzino M, Tharkeshwar AK, Ferguson SM, Shadel GS, De Camilli P. ER-lysosome lipid transfer protein VPS13C/PARK23 prevents aberrant mtDNA-dependent STING signaling. Journal Of Cell Biology 2022, 221: e202106046. PMID: 35657605, PMCID: PMC9170524, DOI: 10.1083/jcb.202106046.Peer-Reviewed Original ResearchConceptsParkinson's diseasePD pathogenesisLeucine-rich repeat kinase 2 (LRRK2) G2019S mutationCGAS-STING pathwayAccumulation of lysosomesDNA-sensing cGAS-STING pathwayImmune activationLipid profileSTING signalingG2019S mutationAutosomal recessive Parkinson's diseaseRecessive Parkinson's diseaseModel human cell linesHuman cell linesCell linesPathogenesisLate endosomes/lysosomesDiseaseVPS13CEndosomes/lysosomesCurrent studyTransfer proteinActivationCellsPathway
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