Structural insights into type III secretion systems of the bacterial flagellum and injectisome

LJ Worrall, DD Majewski… - Annual Review of …, 2023 - annualreviews.org
Two of the most fascinating bacterial nanomachines—the broadly disseminated rotary
flagellum at the heart of cellular motility and the eukaryotic cell–puncturing injectisome …

Bacterial type III secretion systems: a complex device for the delivery of bacterial effector proteins into eukaryotic host cells

S Wagner, I Grin, S Malmsheimer… - FEMS microbiology …, 2018 - academic.oup.com
Virulence-associated type III secretion systems (T3SS) serve the injection of bacterial
effector proteins into eukaryotic host cells. They are able to secrete a great diversity of …

Structure of the core of the type III secretion system export apparatus

L Kuhlen, P Abrusci, S Johnson, J Gault… - Nature structural & …, 2018 - nature.com
Export of proteins through type III secretion systems is critical for motility and virulence of
many major bacterial pathogens. Three putative integral membrane proteins (FliP, FliQ, FliR) …

Structural basis of torque generation in the bi-directional bacterial flagellar motor

H Hu, M Santiveri, N Wadhwa, HC Berg… - Trends in biochemical …, 2022 - cell.com
The flagellar stator unit is an oligomeric complex of two membrane proteins (MotA 5 B 2) that
powers bi-directional rotation of the bacterial flagellum. Harnessing the ion motive force …

T3S injectisome needle complex structures in four distinct states reveal the basis of membrane coupling and assembly

J Hu, LJ Worrall, M Vuckovic, C Hong, W Deng… - Nature …, 2019 - nature.com
The bacterial injectisome is a syringe-shaped macromolecular nanomachine utilized by
many pathogenic Gram-negative bacteria, including the causative agents of plague, typhoid …

[HTML][HTML] The Shigella type III secretion system: an overview from top to bottom

M Muthuramalingam, SK Whittier, WL Picking… - Microorganisms, 2021 - mdpi.com
Shigella comprises four species of human-restricted pathogens causing bacillary dysentery.
While Shigella possesses multiple genetic loci contributing to virulence, a type III secretion …

The substrate specificity switch FlhB assembles onto the export gate to regulate type three secretion

L Kuhlen, S Johnson, A Zeitler, S Bäurle… - Nature …, 2020 - nature.com
Protein secretion through type-three secretion systems (T3SS) is critical for motility and
virulence of many bacteria. Proteins are transported through an export gate containing three …

Structures of chaperone-substrate complexes docked onto the export gate in a type III secretion system

Q **ng, K Shi, A Portaliou, P Rossi, A Economou… - Nature …, 2018 - nature.com
The flagellum and the injectisome enable bacterial locomotion and pathogenesis,
respectively. These nanomachines assemble and function using a type III secretion system …

[HTML][HTML] Structure and dynamics of the bacterial flagellar motor complex

S Nakamura, T Minamino - Biomolecules, 2024 - mdpi.com
Many bacteria swim in liquids and move over solid surfaces by rotating flagella. The
bacterial flagellum is a supramolecular protein complex that is composed of about 30 …

Cryo-EM structure of the Shigella type III needle complex

M Lunelli, A Kamprad, J Bürger, T Mielke… - PLoS …, 2020 - journals.plos.org
The Type III Secretion Systems (T3SS) needle complex is a conserved syringe-shaped
protein translocation nanomachine with a mass of about 3.5 MDa essential for the survival …