2024
The BICD2 dynein cargo adaptor binds to the HPV16 L2 capsid protein and promotes HPV infection
Speckhart K, Choi J, DiMaio D, Tsai B. The BICD2 dynein cargo adaptor binds to the HPV16 L2 capsid protein and promotes HPV infection. PLOS Pathogens 2024, 20: e1012289. PMID: 38829892, PMCID: PMC11230635, DOI: 10.1371/journal.ppat.1012289.Peer-Reviewed Original ResearchTrans Golgi networkL2 capsid proteinPromote infectionCapsid proteinIn vitro binding studiesDynein adaptorsGolgi networkCargo adaptorsBICD2 functionDynein motorsC-terminusDyneinSupport infectionMolecular basisBICD2EndosomesAdaptorProteinBinding studiesCell-basedVirusShort segmentHuman papillomavirusGolgiInfection
2023
Noncanonical Rab9a action supports retromer-mediated endosomal exit of human papillomavirus during virus entry
Choi J, DiMaio D. Noncanonical Rab9a action supports retromer-mediated endosomal exit of human papillomavirus during virus entry. PLOS Pathogens 2023, 19: e1011648. PMID: 37703297, PMCID: PMC10519607, DOI: 10.1371/journal.ppat.1011648.Peer-Reviewed Original ResearchConceptsRetromer-mediated endosomeHPV entryGTP-bound formDominant negative Rab7Intracellular vesicular transportRetrograde transport pathwayVirus entryEndosomal exitRab GTPasesRab proteinsVesicle traffickingGolgi transportCellular proteinsVesicular transportProtein cargoKnockdown cellsIntracellular traffickingRab9AIncoming virusRab7EndosomesTraffickingTransport pathwaysProteinKey role
2020
Salmonella expresses foreign genes during infection by degrading their silencer
Choi J, Groisman EA. Salmonella expresses foreign genes during infection by degrading their silencer. Proceedings Of The National Academy Of Sciences Of The United States Of America 2020, 117: 8074-8082. PMID: 32209674, PMCID: PMC7149492, DOI: 10.1073/pnas.1912808117.Peer-Reviewed Original ResearchConceptsForeign genesH-NSForeign DNAHeat-stable nucleoid-structuring (H-NS) proteinH-NS bindingNucleoid structuring proteinGram-negative bacterial speciesFacultative intracellular pathogenPhoP proteinLon proteaseProtease LonRegulatory sequencesVirulence regulatorGene silencingIntramacrophage survivalStructuring proteinBacterial speciesGenesInside macrophagesIntracellular pathogensSerovar TyphimuriumUncovered mechanismProteinVirulence genesDNA
2018
A protein that controls the onset of a Salmonella virulence program
Yeom J, Pontes MH, Choi J, Groisman EA. A protein that controls the onset of a Salmonella virulence program. The EMBO Journal 2018, 37: embj201796977. PMID: 29858228, PMCID: PMC6043847, DOI: 10.15252/embj.201796977.Peer-Reviewed Original ResearchConceptsVirulence programBacterial inner membraneMaster virulence regulatorC-terminal domainHost tissuesAnti-virulence factorMgtC proteinInner membraneGenetic programVirulence regulatorConstitutive promoterGene transcriptionIntramacrophage survivalSame mRNAAntibiotic toleranceATP synthesisPathogen survivalGenesMetabolic adaptationCytoplasmic pHSerovar TyphimuriumPathogen persistenceVirulence genesProteinMechanism of action
2013
The lipopolysaccharide modification regulator PmrA limits Salmonella virulence by repressing the type three-secretion system Spi/Ssa
Choi J, Groisman EA. The lipopolysaccharide modification regulator PmrA limits Salmonella virulence by repressing the type three-secretion system Spi/Ssa. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 9499-9504. PMID: 23690578, PMCID: PMC3677452, DOI: 10.1073/pnas.1303420110.Peer-Reviewed Original ResearchConceptsPmrA proteinNull mutantsSalmonella virulenceThree secretion systemVirulence regulatory genesSalmonella enterica serovar TyphimuriumWild-type SalmonellaEnterica serovar TyphimuriumPmrA mutantRegulatory genesProtein bindsModification genesMurine typhoid feverControl expressionLPS modificationsPmrA geneMutantsGenesSerovar TyphimuriumPathogen persistenceAntimicrobial peptidesHost tissuesPromoterVirulenceProtein
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