9LEQ | pdb_00009leq

paralysed flagellum protein PflA N-terminal domain and PflB complex

• PDB DOI: https://doi.org/10.2210/pdb9LEQ/pdb
• EM Map EMD-63032: EMDB EMDataResource

• Classification: STRUCTURAL PROTEIN
• Organism(s): Campylobacter jejuni subsp. jejuni 81-176
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2025-01-07 Released: 2025-10-15 
• Deposition Author(s): He, J., Gao, X.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.23 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

The architecture, assembly, and evolution of a complex flagellar motor

He, J., Gao, X.

(2025) Nat Microbiol 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 90.33 kDa 
• Atom Count: 6,295 
• Modeled Residue Count: 782 
• Deposited Residue Count: 792 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar protein	A	149	Campylobacter jejuni subsp. jejuni 81-176	Mutation(s): 0  Gene Names: B9I30_07525, CNS88_00980
UniProt
Find proteins for A0A5Z4HSG8 (Campylobacter jejuni) Explore A0A5Z4HSG8  Go to UniProtKB:  A0A5Z4HSG8

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Motility protein PflB	B	643	Campylobacter jejuni subsp. jejuni 81-176	Mutation(s): 0  Gene Names: pflB, FVY41_04030
UniProt
Find proteins for A0A6F9L7Y3 (Campylobacter jejuni) Explore A0A6F9L7Y3  Go to UniProtKB:  A0A6F9L7Y3

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.23 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-10-15 
Deposition Author(s): He, J., Gao, X.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2025-10-15
  Type: Initial release