6RJU | pdb_00006rju

C-terminal domain of TssA protein from T6SS of Escherichia coli.

• PDB DOI: https://doi.org/10.2210/pdb6RJU/pdb
• EM Map EMD-4906: EMDB EMDataResource

• Classification: TRANSPORT PROTEIN
• Organism(s): Escherichia coli
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2019-04-29 Released: 2020-06-03 
• Deposition Author(s): Nazarov, S., Shneider, M., Basler, M., Leiman, P.
• Funding Organization(s): Swiss National Science Foundation

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: experimental

Literature

Cryo-EM structure of TssA protein from Type VI secretion system of E. coli.

Nazarov, S., Demurtas, D., Shneider, M., Basler, M., Leiman, P.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 59.16 kDa 
• Atom Count: 995 
• Modeled Residue Count: 131 
• Deposited Residue Count: 532 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Putative type VI secretion protein	A	532	Escherichia coli	Mutation(s): 0  Gene Names: NCTC12950_00920
UniProt
Find proteins for D3GUX1 (Escherichia coli O44:H18 (strain 042 / EAEC)) Explore D3GUX1  Go to UniProtKB:  D3GUX1

Small Molecules

Modified Residues  1 Unique
ID	Chains	Modified Residue	Modification Type	Formula	2D Diagram
MSE	A	MET	Selenomethionine	C5 H11 N O2 Se

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2020-06-03 
Deposition Author(s): Nazarov, S., Shneider, M., Basler, M., Leiman, P.

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Funding Organization	Location	Grant Number
Swiss National Science Foundation	Switzerland	BSSGI0_155778

Revision History  

• Version 1.0: 2020-06-03
  Type: Initial release
  
• Version 1.1: 2024-11-13
  Changes: Data collection, Database references, Refinement description, Structure summary