Featured Publications
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 spectrometryCellsMutagenesisA phase-separated nuclear GBPL circuit controls immunity in plants
Huang S, Zhu S, Kumar P, MacMicking JD. A phase-separated nuclear GBPL circuit controls immunity in plants. Nature 2021, 594: 424-429. PMID: 34040255, PMCID: PMC8478157, DOI: 10.1038/s41586-021-03572-6.Peer-Reviewed Original ResearchMeSH KeywordsArabidopsisCell NucleusChromatinCryoelectron MicroscopyGene Expression Regulation, PlantGTP-Binding ProteinsIntrinsically Disordered ProteinsMediator ComplexMultigene FamilyOrganellesPhase TransitionPlant CellsPlant DiseasesPlant ImmunityPromoter Regions, GeneticRNA Polymerase IITranscription, GeneticConceptsLiquid-liquid phase separationRNA polymerase II machineryMembraneless organellesSitu cryo-electron tomographyDefense gene promotersDiverse cellular activitiesSpecific transcriptional coactivatorsHost gene expressionPhase-separated condensatesCryo-electron tomographyGuanylate-binding proteinsPlant defenseArabidopsis thalianaBiotic stressesAllosteric switchMediator complexTranscriptional responseTranscriptional coactivatorDisease resistanceGene expressionCellular activitiesIndispensable playerBiological importanceOrganellesImmune cuesGuanylate-binding proteins convert cytosolic bacteria into caspase-4 signaling platforms
Wandel MP, Kim BH, Park ES, Boyle KB, Nayak K, Lagrange B, Herod A, Henry T, Zilbauer M, Rohde J, MacMicking JD, Randow F. Guanylate-binding proteins convert cytosolic bacteria into caspase-4 signaling platforms. Nature Immunology 2020, 21: 880-891. PMID: 32541830, PMCID: PMC7381384, DOI: 10.1038/s41590-020-0697-2.Peer-Reviewed Original ResearchConceptsGuanylate-binding proteinsCaspase-4 activationCaspase-4Human caspase-4Pyroptotic cell deathGram-negative bacteriaCytosolic bacteriaReplicative nicheEvolutionary evidenceIntracellular bacteriaCell deathMultiple antagonistsNeighboring cellsCaspase-11BacteriaAntibacterial defenseBacterial challengeGasderminShigella flexneriProteinDependent pyroptosisActivationPathwayBacterial lipopolysaccharideGBP2Interferon-induced guanylate-binding proteins: Guardians of host defense in health and disease
Tretina K, Park ES, Maminska A, MacMicking JD. Interferon-induced guanylate-binding proteins: Guardians of host defense in health and disease. Journal Of Experimental Medicine 2019, 216: 482-500. PMID: 30755454, PMCID: PMC6400534, DOI: 10.1084/jem.20182031.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsColitisGTP-Binding ProteinsHost-Parasite InteractionsHost-Pathogen InteractionsHumansInflammasomesInflammationInterferonsVertebratesConceptsGuanylate-binding proteinsNumerous host cell typesHost cell typesImportant human diseasesCritical rheostatBasic biologyMicrobial pathogensHost defense activitiesHuman diseasesSimilar functionsCell typesHomeostatic settingsGTPasesInnate immunityDefense activitiesHost defenseInflammatory syndromeNeoplastic diseaseClinical approachTissue damageBacterial infectionsCentral orchestratorDiseaseIFNRheostatInterferon-induced guanylate-binding proteins in inflammasome activation and host defense
Kim BH, Chee JD, Bradfield CJ, Park ES, Kumar P, MacMicking JD. Interferon-induced guanylate-binding proteins in inflammasome activation and host defense. Nature Immunology 2016, 17: 481-489. PMID: 27092805, PMCID: PMC4961213, DOI: 10.1038/ni.3440.Peer-Reviewed Original ResearchGBP5 Promotes NLRP3 Inflammasome Assembly and Immunity in Mammals
Shenoy AR, Wellington DA, Kumar P, Kassa H, Booth CJ, Cresswell P, MacMicking JD. GBP5 Promotes NLRP3 Inflammasome Assembly and Immunity in Mammals. Science 2012, 336: 481-485. PMID: 22461501, DOI: 10.1126/science.1217141.Peer-Reviewed Original ResearchMeSH KeywordsAlum CompoundsAnimalsApoptosis Regulatory ProteinsCARD Signaling Adaptor ProteinsCarrier ProteinsCaspase 1Cell LineCytoskeletal ProteinsGTP-Binding ProteinsHumansInflammasomesInterferon-gammaInterleukin-1betaLipopolysaccharidesListeria monocytogenesListeriosisMacrophagesMiceNLR Family, Pyrin Domain-Containing 3 ProteinProtein MultimerizationRNA InterferenceSalmonella typhimuriumUric AcidConceptsGuanylate binding protein 5IL-1β/ILImpaired host defensePresence of infectionNLRP3 inflammasome activationCaspase-1 cleavageNLRP3 inflammasome responseNLRP3 inflammasome assemblyInflammasome assemblyBinding protein 5Inflammatory responseInflammasome activationImmune systemTissue damageInflammasome responseHost defenseInflammasome complexCaspase-1Sensory complexProtein 5InflammasomePathogenic bacteriaILInterleukinNLRA Family of IFN-γ–Inducible 65-kD GTPases Protects Against Bacterial Infection
Kim BH, Shenoy AR, Kumar P, Das R, Tiwari S, MacMicking JD. A Family of IFN-γ–Inducible 65-kD GTPases Protects Against Bacterial Infection. Science 2011, 332: 717-721. PMID: 21551061, DOI: 10.1126/science.1201711.Peer-Reviewed Original ResearchConceptsProtein gene familyCell-autonomous immunityMammalian host defenseHost defense proteinsGene-deficient animalsGene familyAutophagy effectorsDefense proteinsHuman genomeGuanosine triphosphataseHost genesComplete mouseIntracellular bacteriaPhagocyte oxidaseIntracellular pathogensPotent oxidativeAntimicrobial peptidesTrafficking programsHost defenseGenomeFunction analysisFamilyGBP1GenesGBP7Immune Control of Tuberculosis by IFN-γ-Inducible LRG-47
MacMicking JD, Taylor GA, McKinney JD. Immune Control of Tuberculosis by IFN-γ-Inducible LRG-47. Science 2003, 302: 654-659. PMID: 14576437, DOI: 10.1126/science.1088063.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCells, CulturedComputational BiologyDisease SusceptibilityFemaleGTP PhosphohydrolasesGTP-Binding ProteinsHydrogen-Ion ConcentrationImmunity, InnateInterferon-gammaMacrophage ActivationMacrophagesMacrophages, AlveolarMaleMiceMice, Inbred C57BLMutationMycobacterium tuberculosisNitric Oxide SynthaseNitric Oxide Synthase Type IIOligonucleotide Array Sequence AnalysisPhagosomesReverse Transcriptase Polymerase Chain ReactionSignal TransductionTuberculosisConceptsNitric oxide synthase 2LRG-47Principal effector mechanismDefective bacterial killingImmune controlEffector mechanismsMtb replicationImpaired maturationBacterial killingIntracellular pathogensMycobacterium tuberculosisHost macrophagesInfected host macrophagesSynthase 2TuberculosisIRG-47MtbIFNDiseaseMiceMacrophages
2019
Cell-autonomous immunity by IFN-induced GBPs in animals and plants
Huang S, Meng Q, Maminska A, MacMicking JD. Cell-autonomous immunity by IFN-induced GBPs in animals and plants. Current Opinion In Immunology 2019, 60: 71-80. PMID: 31176142, PMCID: PMC6800610, DOI: 10.1016/j.coi.2019.04.017.Peer-Reviewed Original ResearchConceptsGuanylate binding proteinsHost cell interiorCell-autonomous immunitySensory hubMammalian cytosolAnimal kingdomDownstream effectorsDirect bactericidal activityHost cellsBinding proteinCell interiorBacterial pathogensPlantsRecruitment platformDefensive repertoireArabidopsisOrthologuesGTPasesPhytopathogensBacterial colonizationMicrobesCytosolEffectorsProteinColonization
2009
Targeting of the GTPase Irgm1 to the phagosomal membrane via PtdIns(3,4)P2 and PtdIns(3,4,5)P3 promotes immunity to mycobacteria
Tiwari S, Choi HP, Matsuzawa T, Pypaert M, MacMicking JD. Targeting of the GTPase Irgm1 to the phagosomal membrane via PtdIns(3,4)P2 and PtdIns(3,4,5)P3 promotes immunity to mycobacteria. Nature Immunology 2009, 10: 907-917. PMID: 19620982, PMCID: PMC2715447, DOI: 10.1038/ni.1759.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCells, CulturedGTP-Binding ProteinsImmunity, InnateInterferon-gammaIntracellular MembranesLysosomesMacrophagesMiceMycobacterium tuberculosisPhagosomesPhosphatidylinositol 3-KinasesPhosphatidylinositol PhosphatesProtein BindingProtein Structure, SecondaryProtein TransportSignal TransductionSNARE Proteins