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 architectureGBP1BacteriaInfectionA human apolipoprotein L with detergent-like activity kills intracellular pathogens
Gaudet RG, Zhu S, Halder A, Kim BH, Bradfield CJ, Huang S, Xu D, Mamiñska A, Nguyen TN, Lazarou M, Karatekin E, Gupta K, MacMicking JD. A human apolipoprotein L with detergent-like activity kills intracellular pathogens. Science 2021, 373 PMID: 34437126, PMCID: PMC8422858, DOI: 10.1126/science.abf8113.Peer-Reviewed Original ResearchMeSH KeywordsApolipoproteins LBacterial Outer MembraneBacteriolysisCell MembraneCell Membrane PermeabilityCells, CulturedCRISPR-Cas SystemsCytosolDetergentsGene EditingGram-Negative BacteriaGTP-Binding ProteinsHumansImmunity, InnateInterferon-gammaLipoproteinsMicrobial ViabilityO AntigensProtein DomainsSalmonella typhimuriumSolubilityConceptsSingle-particle cryo-electron microscopyCell-autonomous defenseCytosol-invasive bacteriaExpression of hundredsNative mass spectrometryCryo-electron microscopyHuman genesDetergent-like activityHost proteinsLipoprotein nanodiscsMammalian lipidsExtracellular transportImmune cytokine interferonCell typesDetergent-like propertiesApolipoprotein LLife-threatening infectionsPotent bactericidal agentsAnionic membranesProteinCytokine interferonNonimmune cellsMass spectrometryCellsMutagenesis