Structural Conservation and Adaptation of the Bacterial Flagella Motor

Many bacteria require flagella for the ability to move, survive, and cause infection. The flagellum is a complex nanomachine that has evolved to increase the fitness of each bacterium to diverse environments. Over several decades, molecular, biochemical, and structural insights into the flagella hav...

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Main Authors: Brittany L. Carroll, Jun Liu
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Biomolecules
Subjects:
Online Access:https://www.mdpi.com/2218-273X/10/11/1492
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author Brittany L. Carroll
Jun Liu
author_facet Brittany L. Carroll
Jun Liu
author_sort Brittany L. Carroll
collection DOAJ
description Many bacteria require flagella for the ability to move, survive, and cause infection. The flagellum is a complex nanomachine that has evolved to increase the fitness of each bacterium to diverse environments. Over several decades, molecular, biochemical, and structural insights into the flagella have led to a comprehensive understanding of the structure and function of this fascinating nanomachine. Notably, X-ray crystallography, cryo-electron microscopy (cryo-EM), and cryo-electron tomography (cryo-ET) have elucidated the flagella and their components to unprecedented resolution, gleaning insights into their structural conservation and adaptation. In this review, we focus on recent structural studies that have led to a mechanistic understanding of flagellar assembly, function, and evolution.
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spelling doaj.art-da6901f659bc4e04aecaef6a7413545c2023-11-20T19:01:48ZengMDPI AGBiomolecules2218-273X2020-10-011011149210.3390/biom10111492Structural Conservation and Adaptation of the Bacterial Flagella MotorBrittany L. Carroll0Jun Liu1Department of Microbial Pathogenesis, Yale School of Medicine, New Haven, CT 06536, USADepartment of Microbial Pathogenesis, Yale School of Medicine, New Haven, CT 06536, USAMany bacteria require flagella for the ability to move, survive, and cause infection. The flagellum is a complex nanomachine that has evolved to increase the fitness of each bacterium to diverse environments. Over several decades, molecular, biochemical, and structural insights into the flagella have led to a comprehensive understanding of the structure and function of this fascinating nanomachine. Notably, X-ray crystallography, cryo-electron microscopy (cryo-EM), and cryo-electron tomography (cryo-ET) have elucidated the flagella and their components to unprecedented resolution, gleaning insights into their structural conservation and adaptation. In this review, we focus on recent structural studies that have led to a mechanistic understanding of flagellar assembly, function, and evolution.https://www.mdpi.com/2218-273X/10/11/1492bacterial flagellumcryo-electron tomographycryo-electron microscopymolecular motorstructure and functiontorque generation
spellingShingle Brittany L. Carroll
Jun Liu
Structural Conservation and Adaptation of the Bacterial Flagella Motor
Biomolecules
bacterial flagellum
cryo-electron tomography
cryo-electron microscopy
molecular motor
structure and function
torque generation
title Structural Conservation and Adaptation of the Bacterial Flagella Motor
title_full Structural Conservation and Adaptation of the Bacterial Flagella Motor
title_fullStr Structural Conservation and Adaptation of the Bacterial Flagella Motor
title_full_unstemmed Structural Conservation and Adaptation of the Bacterial Flagella Motor
title_short Structural Conservation and Adaptation of the Bacterial Flagella Motor
title_sort structural conservation and adaptation of the bacterial flagella motor
topic bacterial flagellum
cryo-electron tomography
cryo-electron microscopy
molecular motor
structure and function
torque generation
url https://www.mdpi.com/2218-273X/10/11/1492
work_keys_str_mv AT brittanylcarroll structuralconservationandadaptationofthebacterialflagellamotor
AT junliu structuralconservationandadaptationofthebacterialflagellamotor