9EDL

Crystal structure of Francisella tularensis DsbA1

• PDB DOI: https://doi.org/10.2210/pdb9EDL/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Francisella tularensis subsp. tularensis SCHU S4
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-11-17 Released: 2024-12-18 
• Deposition Author(s): Penning, S., Heras, B., Paxman, J.J.
• Funding Organization(s): Australian Research Council (ARC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.96 Å
• R-Value Free: 0.226 
• R-Value Work: 0.184 
• R-Value Observed: 0.186 

Starting Model: in silico

Literature

Unveiling the versatility of the thioredoxin framework: Insights from the structural examination of Francisella tularensis DsbA1

Penning, S., Hong, Y., Cunliffe, T., Hor, L., Totsika, M., Paxman, J.J., Heras, B.

(2024) Comput Struct Biotechnol J 23

• DOI: https://doi.org/10.1016/j.csbj.2024.11.034

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 52.2 kDa 
• Atom Count: 3,773 
• Modelled Residue Count: 448 
• Deposited Residue Count: 470 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Conserved hypothetical lipoprotein	A, B	235	Francisella tularensis subsp. tularensis SCHU S4	Mutation(s): 0  Gene Names: FTT_0507
UniProt
Find proteins for Q5NHF0 (Francisella tularensis subsp. tularensis (strain SCHU S4 / Schu 4)) Explore Q5NHF0  Go to UniProtKB:  Q5NHF0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PEG	F [auth A]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N
ZN	C [auth A], D [auth A], E [auth A], G [auth B], H [auth B], I [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.96 Å
• R-Value Free: 0.226 
• R-Value Work: 0.184 
• R-Value Observed: 0.186 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 43.744	α = 90
b = 57.275	β = 90
c = 168.809	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
SCALA	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-12-18 
Deposition Author(s): Penning, S., Heras, B., Paxman, J.J.

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Funding Organization	Location	Grant Number
Australian Research Council (ARC)	Australia	DP210100673

Revision History  

• Version 1.0: 2024-12-18
  Type: Initial release