The Machinery at Endoplasmic Reticulum-Plasma Membrane Contact Sites Contributes to Spatial Regulation of Multiple Legionella Effector Proteins
Hubber A, Arasaki K, Nakatsu F, Hardiman C, Lambright D, De Camilli P, Nagai H, Roy CR. The Machinery at Endoplasmic Reticulum-Plasma Membrane Contact Sites Contributes to Spatial Regulation of Multiple Legionella Effector Proteins. PLOS Pathogens 2014, 10: e1004222. PMID: 24992562, PMCID: PMC4081824, DOI: 10.1371/journal.ppat.1004222.Peer-Reviewed Original ResearchAMPylation Is Critical for Rab1 Localization to Vacuoles Containing Legionella pneumophila
Hardiman CA, Roy CR. AMPylation Is Critical for Rab1 Localization to Vacuoles Containing Legionella pneumophila. MBio 2014, 5: 10.1128/mbio.01035-13. PMID: 24520063, PMCID: PMC3950522, DOI: 10.1128/mbio.01035-13.Peer-Reviewed Original ResearchConceptsLCV membraneEffector proteinsGEF activityEndoplasmic reticulumIntracellular pathogen Legionella pneumophilaLegionella effector proteinsType IV secretion systemExchange factor domainLegionella pneumophilaMembrane-bound compartmentsMembrane-bound organellesPathogen Legionella pneumophilaAccumulation of GTPHost cell functionsAMPylation activityDrrA proteinRab1 proteinRab1 recruitmentLegionella effectorsNucleotidyltransferase domainAMPylationSecretion systemPosttranslational modificationsRab1GTPaseModulation of Rab GTPase function by a protein phosphocholine transferase
Mukherjee S, Liu X, Arasaki K, McDonough J, Galán JE, Roy CR. Modulation of Rab GTPase function by a protein phosphocholine transferase. Nature 2011, 477: 103-106. PMID: 21822290, PMCID: PMC3206611, DOI: 10.1038/nature10335.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacterial ProteinsChlorocebus aethiopsCOS CellsDiacylglycerol CholinephosphotransferaseGuanine Nucleotide Exchange FactorsHEK293 CellsHost-Pathogen InteractionsHumansLegionella pneumophilaLegionnaires' DiseaseMass SpectrometryProtein Processing, Post-TranslationalRab GTP-Binding ProteinsThe Legionella pneumophila Effector DrrA Is Sufficient to Stimulate SNARE-Dependent Membrane Fusion
Arasaki K, Toomre DK, Roy CR. The Legionella pneumophila Effector DrrA Is Sufficient to Stimulate SNARE-Dependent Membrane Fusion. Cell Host & Microbe 2012, 11: 46-57. PMID: 22264512, PMCID: PMC3266541, DOI: 10.1016/j.chom.2011.11.009.Peer-Reviewed Original ResearchMeSH KeywordsBacterial ProteinsCell LineEndoplasmic ReticulumGuanine Nucleotide Exchange FactorsHumansLegionella pneumophilaMembrane FusionProtein BindingQa-SNARE ProteinsR-SNARE ProteinsRab1 GTP-Binding ProteinsVacuolesConceptsMembrane transport pathwaysEndoplasmic reticulumSyntaxin proteinsFusion of ERMembrane fusionSNARE-dependent membrane fusionBacterial pathogen Legionella pneumophilaPathogen-containing vacuolesSNARE protein Sec22bIntracellular bacterial pathogen Legionella pneumophilaPathogen Legionella pneumophilaFusion of vesiclesRab1 activationNoncanonical pairingTransport pathwaysRab1 GTPasePlasma membraneVesicle fusionOrganellesDrrASec22bVesiclesLegionella pneumophilaProteinVacuoles