9GO6 | pdb_00009go6

Salmonella hook-filament junction complex

• PDB DOI: https://doi.org/10.2210/pdb9GO6/pdb
• EM Map EMD-51493: EMDB EMDataResource

• Classification: TRANSPORT PROTEIN
• Organism(s): Salmonella enterica
• Mutation(s): No 


• Deposited: 2024-09-04 Released: 2025-04-09 
• Deposition Author(s): Qin, K., Einenkel, R., Erhardt, E., Bergeron, J.R.
• Funding Organization(s): Biotechnology and Biological Sciences Research Council (BBSRC), Human Frontier Science Program (HFSP)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.90 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure of the complete extracellular bacterial flagellum reveals mechanism for flagellin incorporation

Qin, K., Einenkel, R., Al-Otaibi, N.S., Schmidt, J., Mann, D., Drobnic, T., Cohen, E.J., Rodriguez, N.G., Harrowell, J., Shmakova, E., Beeby, E., Erhardt, E., Bergeron, J.R.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 50-mer - A15B13C11D11 

Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Homo 15-mer - A15 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Homo 13-mer - B13 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 22-mer - C11D11 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 20-mer - A2B2C8D8 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 18-mer - A2C8D8 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 2,350.76 kDa 
• Atom Count: 164,005 
• Modelled Residue Count: 22,126 
• Deposited Residue Count: 22,234 
• Unique protein chains: 4

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar hook protein FlgE	A [auth 1], B [auth 2], C [auth 3], D [auth 4], E [auth 5], F [auth 6], G [auth 7], H [auth 8], I [auth 9], UA [auth w], VA [auth x], WA [auth y], XA [auth z]	403	Salmonella enterica	Mutation(s): 0
UniProt
Find proteins for A0A663DET8 (Salmonella enterica) Explore A0A663DET8  Go to UniProtKB:  A0A663DET8

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar hook-associated protein 1	J [auth A], K [auth B], L [auth C], M [auth D], N [auth E], O [auth F], P [auth G], Q [auth H], R [auth I], S [auth J], T [auth K]	553	Salmonella enterica	Mutation(s): 0
UniProt
Find proteins for P0A1J6 (Salmonella typhi) Explore P0A1J6  Go to UniProtKB:  P0A1J6

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar hook-associated protein	AA [auth R], BA [auth S], CA [auth T], DA [auth U], EA [auth V], U [auth L], V [auth M], W [auth N], X [auth O], Y [auth P], Z [auth Q]	317	Salmonella enterica	Mutation(s): 0
UniProt
Find proteins for A0A0W3L1H3 (Salmonella enterica) Explore A0A0W3L1H3  Go to UniProtKB:  A0A0W3L1H3

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellin	FA [auth a], GA [auth b], HA [auth c], IA [auth d], JA [auth e], KA [auth f], LA [auth g], MA [auth h], NA [auth i], OA [auth j], PA [auth k], QA [auth l], RA [auth m], SA [auth n], TA [auth o]	495	Salmonella enterica	Mutation(s): 0
UniProt
Find proteins for Q6V2T3 (Salmonella enterica) Explore Q6V2T3  Go to UniProtKB:  Q6V2T3

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.90 Å
• Aggregation State: FILAMENT 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-04-09 
Deposition Author(s): Qin, K., Einenkel, R., Erhardt, E., Bergeron, J.R.

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Funding Organization	Location	Grant Number
Biotechnology and Biological Sciences Research Council (BBSRC)	United Kingdom	BB/R009759/2
Human Frontier Science Program (HFSP)	France	RGY0080/2021

Revision History  

• Version 1.0: 2025-04-09
  Type: Initial release