9VKO | pdb_00009vko

CryoEM struccture of the type III secretion system gatekeeper protein InvE by cryo-electron microscopy.

PDB DOI: https://doi.org/10.2210/pdb9VKO/pdb
EM Map EMD-65137: EMDB EMDataResource

Classification: CYTOSOLIC PROTEIN
Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2025-06-23 Released: 2026-07-01
Deposition Author(s): Cheng, X.Q., Wu, M., Jiang, W.X., Xing, Q.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.07 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9VKO

This is version 1.0 of the entry. See complete history.

Literature

CryoEM struccture of the type III secretion system gatekeeper protein InvE by cryo-electron microscopy.

Cheng, X.Q., Wu, M., Jiang, W.X., Xing, Q.

To be published.

Macromolecule Content

Total Structure Weight: 169.9 kDa
Atom Count: 9,568
Modeled Residue Count: 1,180
Deposited Residue Count: 1,488
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Invasion protein InvE	A, B, C, D	372	Salmonella enterica subsp. enterica serovar Typhimurium str. LT2	Mutation(s): 0 Gene Names: invE, STM2897
UniProt
Find proteins for P35671 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P35671 Go to UniProtKB: P35671
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P35671
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.07 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX
RECONSTRUCTION	cryoSPARC

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-07-01

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32371277
National Natural Science Foundation of China (NSFC)	China	32301028

Revision History (Full details and data files)

Version 1.0: 2026-07-01
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.