2022
Developmental Transitions Coordinate Assembly of the Coxiella burnetii Dot/Icm Type IV Secretion System
Park D, Steiner S, Shao M, Roy CR, Liu J. Developmental Transitions Coordinate Assembly of the Coxiella burnetii Dot/Icm Type IV Secretion System. Infection And Immunity 2022, 90: e00410-22. PMID: 36190257, PMCID: PMC9584302, DOI: 10.1128/iai.00410-22.Peer-Reviewed Original ResearchConceptsSmall cell variantLarge cell variantDot/Icm type IV secretion systemCell variantIntracellular replicationActive large cell variantHost cellsIntracellular bacterial pathogenType IV secretion systemDot/Icm T4SSObligate intracellular bacterial pathogenC. burnetiiCoxiella burnetiiBiphasic developmental cycleUnique biphasic developmental cycleInfectionNew host cellsSecretion systemBacterial pathogensInfectious formHost vacuoleBurnetiiMorphological changesCellsLater stages
2012
Allosteric activation of exopolysaccharide synthesis through cyclic di‐GMP‐stimulated protein–protein interaction
Steiner S, Lori C, Boehm A, Jenal U. Allosteric activation of exopolysaccharide synthesis through cyclic di‐GMP‐stimulated protein–protein interaction. The EMBO Journal 2012, 32: 354-368. PMID: 23202856, PMCID: PMC3567491, DOI: 10.1038/emboj.2012.315.Peer-Reviewed Original ResearchConceptsProtein-protein interactionsSecond messenger cInner membrane componentsEscherichia coli biofilmsGMP receptorGMP signalingGMP bindsSynthesis machineryExtracellular matrix componentsMajor extracellular matrix componentsAllosteric activationExopolysaccharide synthesisExopolysaccharide matrixMembrane componentsColi biofilmsGlycosyltransferase activityBacterial pathogensMachineryN-acetylglucosaminePathogenic bacteriaMatrix componentsEnzyme activityGMP concentrationGMPBacteria