2024
Native architecture of a human GBP1 defense complex for cell-autonomous immunity to infection
Zhu S, Bradfield C, Maminska A, Park E, Kim B, Kumar P, Huang S, Kim M, Zhang Y, Bewersdorf J, MacMicking J. Native architecture of a human GBP1 defense complex for cell-autonomous immunity to infection. Science 2024, 383: eabm9903. PMID: 38422126, DOI: 10.1126/science.abm9903.Peer-Reviewed Original ResearchConceptsGuanylate-binding proteinsCaspase-4Surface of Gram-negative bacteriaGuanosine triphosphate hydrolysisImmunity to infectionInnate immunity to infectionCryo-electron tomographyGram-negative bacteriaImmunity proteinSignaling platformsMembrane insertionHuman cellsNative structureCombat infectionsLipopolysaccharide releaseGasdermin DExtended conformationLiving organismsProteinDefense complexCellsNative architectureGBP1BacteriaInfection
2023
PLSCR1 is a cell-autonomous defence factor against SARS-CoV-2 infection
Xu D, Jiang W, Wu L, Gaudet R, Park E, Su M, Cheppali S, Cheemarla N, Kumar P, Uchil P, Grover J, Foxman E, Brown C, Stansfeld P, Bewersdorf J, Mothes W, Karatekin E, Wilen C, MacMicking J. PLSCR1 is a cell-autonomous defence factor against SARS-CoV-2 infection. Nature 2023, 619: 819-827. PMID: 37438530, PMCID: PMC10371867, DOI: 10.1038/s41586-023-06322-y.Peer-Reviewed Original ResearchConceptsC-terminal β-barrel domainSpike-mediated fusionCell-autonomous defenseLarge-scale exome sequencingΒ-barrel domainGenome-wide CRISPRSARS-CoV-2 infectionHost cell cytosolScramblase activityPhospholipid scramblaseLive SARS-CoV-2 infectionHuman lung epitheliumPLSCR1SARS-CoV-2 USASingle-molecule switchingSARS-CoV-2 variantsExome sequencingHuman populationRestriction factorsViral RNANew SARS-CoV-2 variantsSARS-CoV-2Robust activityLung epitheliumDefense factors