8WLQ

Cryo-EM structure of the whole rod-export apparatus with hook within the flagellar motor-hook complex in the CCW state.

• PDB DOI: https://doi.org/10.2210/pdb8WLQ/pdb
• EM Map EMD-37628: EMDB EMDataResource

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


• Deposited: 2023-09-30 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: 3.80 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: in silico

Literature

Cryo-EM structure of the whole rod-export apparatus with hook within the flagellar motor-hook complex in the CCW state.

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

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 96-mer - A29B24C6D6E5F5G5H5I5J4K1L1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 96-mer - A29B29C6D5E5F5G4H3I2J1K1L1M1N1O1P1Q1 

Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Homo 29-mer - A29 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Homo 24-mer - B24 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Homo 6-mer - C6 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Homo 4-mer - J4 Local Symmetry: Helical - H  (Explore in 3D)
Local Stoichiometry: Hetero 10-mer - E5F5 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 3,124.03 kDa 
• Atom Count: 167,758 
• Modelled Residue Count: 22,615 
• Deposited Residue Count: 29,305 
• Unique protein chains: 10

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar basal-body rod protein FlgG	A [auth 0], AB [auth z], B [auth 1], C [auth 2], D [auth 3], E [auth 4], F [auth 5], G [auth 6], H [auth 7], I [auth 8], J [auth 9], K [auth ZA], L [auth ZB], M [auth ZC], N [auth ZD], O [auth ZE], 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

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar hook protein FlgE	AA [auth ZQ], BA [auth ZR], CA [auth ZS], DA [auth ZT], EA [auth ZU], FA [auth ZV], GA [auth ZW], HA [auth ZX], IA [auth ZY], JA [auth ZZ], KA [auth Za], LA [auth Zb], MA [auth Zc], NA [auth Zd], OA [auth Ze], P [auth ZF], PA [auth Zf], Q [auth ZG], QA [auth Zg], R [auth ZH], RA [auth Zh], S [auth ZI], T [auth ZJ], U [auth ZK], V [auth ZL], W [auth ZM], X [auth ZN], Y [auth ZO], Z [auth ZP]	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: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar biosynthetic protein FliQ	BB [auth A], CB [auth B], DB [auth C], EB [auth D]	89	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P0A1L5 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P0A1L5  Go to UniProtKB:  P0A1L5

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar biosynthetic protein FliR	FB [auth E]	264	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P54702 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P54702  Go to UniProtKB:  P54702

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar biosynthetic protein FliP	GB [auth F], HB [auth G], IB [auth H], JB [auth I], KB [auth J]	245	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P54700 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P54700  Go to UniProtKB:  P54700

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar hook-basal body complex protein FliE	LB [auth K], MB [auth L], NB [auth M], OB [auth N], PB [auth O], QB [auth P]	104	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P26462 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P26462  Go to UniProtKB:  P26462

Entity ID: 7
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar basal body rod protein FlgB	RB [auth Q], SB [auth R], TB [auth S], UB [auth T], VB [auth U]	138	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P16437 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P16437  Go to UniProtKB:  P16437

Entity ID: 8
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar basal-body rod protein FlgC	AC [auth Z], BC [auth a], WB [auth V], XB [auth W], YB [auth X], ZB [auth Y]	134	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P0A1I7 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P0A1I7  Go to UniProtKB:  P0A1I7

Entity ID: 9
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar M-ring protein	CC [auth b], DC [auth c], EC [auth d], FC [auth e], GC [auth f], HC [auth g], IC [auth h], JC [auth i], KC [auth j], LC [auth k], MC [auth l]	560	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P15928 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P15928  Go to UniProtKB:  P15928

Entity ID: 10
Molecule	Chains	Sequence Length	Organism	Details	Image
Flagellar basal-body rod protein FlgF	NC [auth m], OC [auth n], PC [auth o], QC [auth p], RC [auth q]	251	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0
UniProt
Find proteins for P16323 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P16323  Go to UniProtKB:  P16323

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.80 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