2020
Mechanisms of substrate recognition by a typhoid toxin secretion-associated muramidase
Geiger T, Lara-Tejero M, Xiong Y, Galán JE. Mechanisms of substrate recognition by a typhoid toxin secretion-associated muramidase. ELife 2020, 9: e53473. PMID: 31958059, PMCID: PMC6996933, DOI: 10.7554/elife.53473.Peer-Reviewed Original Research
2017
Visualization and characterization of individual type III protein secretion machines in live bacteria
Zhang Y, Lara-Tejero M, Bewersdorf J, Galán JE. Visualization and characterization of individual type III protein secretion machines in live bacteria. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 6098-6103. PMID: 28533372, PMCID: PMC5468683, DOI: 10.1073/pnas.1705823114.Peer-Reviewed Original ResearchConceptsProtein secretion machinesSecretion machineType III secretion machinesLive bacteriaEukaryotic cellsEffector proteinsMolecular machinesSubcellular distributionSuperresolution microscopyBacteriaMajor insightsResolution gapDetailed viewAssemblyMutantsProteinNanomachinesCharacterizationCellsSpatial distributionIsolation
2014
NMR Model of PrgI–SipD Interaction and Its Implications in the Needle-Tip Assembly of the Salmonella Type III Secretion System
Rathinavelan T, Lara-Tejero M, Lefebre M, Chatterjee S, McShan AC, Guo DC, Tang C, Galan JE, De Guzman RN. NMR Model of PrgI–SipD Interaction and Its Implications in the Needle-Tip Assembly of the Salmonella Type III Secretion System. Journal Of Molecular Biology 2014, 426: 2958-2969. PMID: 24951833, PMCID: PMC4108505, DOI: 10.1016/j.jmb.2014.06.009.Peer-Reviewed Original ResearchConceptsType III secretion systemTip proteinSecretion systemRecent atomic structuresNeedle tip complexN-terminal αSalmonella type III secretion systemDomain bindsHelical hairpinVirulence proteinsFusion proteinHuman cellsSteric clashesSipDProteinPathogenic bacteriaNMR modelsRecent NMRPrgIPrgI.Needle apparatusPRE methodSpecific regionsStructural componentsAssembly