Kathleen Postle
Professor of Biochemistry and Molecular Biology
- PA 16802
- kup14@psu.edu
- 814-863-7568
Research Summary
Signal transduction and iron transport in bacteria
Links
Publication Tags
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Proton Motive Force Cell Membrane Membrane Proteins Signal Transduction Proteins Escherichia Coli Membranes Protons Nutrients Membrane Transport Proteins Ligands Periplasm Food Gram Negative Bacteria Cytoplasm Growth Back Mutation Active Biological Transport Formaldehyde Iron Endopeptidase K Cysteine 1 Carbamoyl 4 Phenylpyrrolidone 2 Virulence FactorsMost Recent Publications
The intrinsically disordered region of ExbD is required for signal transduction
Dale R. Kopp, Kathleen Postle, 2020, Journal of Bacteriology
Characterization of Escherichia coli ExbD protein modification in vivo
Aruna Kumar, Kathleen Postle, 2020,
An ExbD Disordered Domain Peptide Inhibits TonB System Activity
Dale Kopp, Kathleen Postle, 2020,
Going outside the TonB box: Identification of novel FepA-TonB interactions in vivo
Michael G. Gresock, Kathleen Postle, 2017, Journal of Bacteriology
From homodimer to heterodimer and back: Elucidating the TonB energy transduction cycle
Michael G. Gresock, Kyle A. Kastead, Kathleen Postle, 2015, Journal of Bacteriology on p. 3433-3445
Exbb Cytoplasmic Loop Deletions Cause Immediate, Proton Motive Force-Independent Growth Arrest
Charles M. Bulathsinghala, Bimal Jana, Kristin R. Baker, Kathleen Postle, 2013, Journal of Bacteriology on p. 4580-4591
Mutations in Escherichia coli ExbB transmembrane domains identify scaffolding and signal transduction functions and exclude participation in a proton pathway
Kristin R. Baker, Kathleen Postle, 2013, Journal of Bacteriology on p. 2898-2911
The ExbD periplasmic domain contains distinct functional regions for two stages in TonB energization
Anne A. Ollis, Aruna Kumar, Kathleen Postle, 2012, Journal of Bacteriology on p. 3069-3077
Identification of functionally important TonB-exbD periplasmic domain interactions In vivo
Anne A. Ollis, Kathleen Postle, 2012, Journal of Bacteriology on p. 3078-3087
ExbD mutants define initial stages in TonB energization
Anne A. Ollis, Kathleen Postle, 2012, Journal of Molecular Biology on p. 237-247
Most-Cited Papers
From homodimer to heterodimer and back: Elucidating the TonB energy transduction cycle
Michael G. Gresock, Kyle A. Kastead, Kathleen Postle, 2015, Journal of Bacteriology on p. 3433-3445
Mutations in Escherichia coli ExbB transmembrane domains identify scaffolding and signal transduction functions and exclude participation in a proton pathway
Kristin R. Baker, Kathleen Postle, 2013, Journal of Bacteriology on p. 2898-2911
Going outside the TonB box: Identification of novel FepA-TonB interactions in vivo
Michael G. Gresock, Kathleen Postle, 2017, Journal of Bacteriology
Exbb Cytoplasmic Loop Deletions Cause Immediate, Proton Motive Force-Independent Growth Arrest
Charles M. Bulathsinghala, Bimal Jana, Kristin R. Baker, Kathleen Postle, 2013, Journal of Bacteriology on p. 4580-4591
The intrinsically disordered region of ExbD is required for signal transduction
Dale R. Kopp, Kathleen Postle, 2020, Journal of Bacteriology
Characterization of Escherichia coli ExbD protein modification in vivo
Aruna Kumar, Kathleen Postle, 2020,
An ExbD Disordered Domain Peptide Inhibits TonB System Activity
Dale Kopp, Kathleen Postle, 2020,