8WKI

Cryo-EM structure of the distal rod-hook within the flagellar motor-hook complex in the CW state.

• PDB DOI: https://doi.org/10.2210/pdb8WKI/pdb
• EM Map EMD-37600: EMDB EMDataResource

• Classification: MOTOR PROTEIN
• Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
• Mutation(s): No 


• Deposited: 2023-09-27 Released: 2024-09-04 
• Deposition Author(s): Tan, J.X., Zhang, L., Zhou, Y., Zhu, Y.Q.
• Funding Organization(s): National Natural Science Foundation of China (NSFC), Ministry of Science and Technology (MoST, China)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.30 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: other

Literature

Cryo-EM structure of the distal rod-hook within the flagellar motor-hook complex in the CW state.

Tan, J.X., Zhang, L., Zhou, Y., Zhu, Y.Q.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 53-mer - A29B24 

Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Homo 29-mer - A29 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 51-mer - A27B24 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 50-mer - A26B24 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 50-mer - A26B24 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 50-mer - A26B24 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 50-mer - A26B24 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 51-mer - A27B24 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 1,891.6 kDa 
• Atom Count: 131,528 
• Modelled Residue Count: 17,770 
• Deposited Residue Count: 17,927 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar hook protein FlgE	A [auth ZF], AA [auth Zf], B [auth ZG], BA [auth Zg], C [auth ZH], CA [auth Zh], D [auth ZI], E [auth ZJ], F [auth ZK], G [auth ZL], H [auth ZM], I [auth ZN], J [auth ZO], K [auth ZP], L [auth ZQ], M [auth ZR], N [auth ZS], O [auth ZT], P [auth ZU], Q [auth ZV], R [auth ZW], S [auth ZX], T [auth ZY], U [auth ZZ], V [auth Za], W [auth Zb], X [auth Zc], Y [auth Zd], Z [auth Ze]	403	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P0A1J1 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P0A1J1  Go to UniProtKB:  P0A1J1

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar basal-body rod protein FlgG	AB [auth z], DA [auth 2], EA [auth 3], FA [auth 4], GA [auth 5], HA [auth 6], IA [auth 7], JA [auth 8], KA [auth 9], LA [auth ZA], MA [auth ZB], NA [auth ZC], OA [auth ZD], PA [auth ZE], QA [auth 0], RA [auth 1], SA [auth r], TA [auth s], UA [auth t], VA [auth u], WA [auth v], XA [auth w], YA [auth x], ZA [auth y]	260	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P0A1J3 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P0A1J3  Go to UniProtKB:  P0A1J3

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.30 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	4.1.1
MODEL REFINEMENT	PHENIX	1.20.1_4487:

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-09-04 
Deposition Author(s): Tan, J.X., Zhang, L., Zhou, Y., Zhu, Y.Q.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	81925024
National Natural Science Foundation of China (NSFC)	China	U23A20163
Ministry of Science and Technology (MoST, China)	China	2017YFA0503900

Revision History  

• Version 1.0: 2024-09-04
  Type: Initial release