4J7K | pdb_00004j7k

The crystal structure of a secreted protein EsxB (Mutant E54Q) from Bacillus anthracis str. Sterne

• PDB DOI: https://doi.org/10.2210/pdb4J7K/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Bacillus anthracis str. Sterne
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2013-02-13 Released: 2013-03-06 
• Deposition Author(s): Fan, Y., Tan, K., Chhor, G., Jedrzejczak, R., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.66 Å
• R-Value Free: 
  0.217 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.175 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.177 (Depositor) 

Starting Model: experimental

Literature

The crystal structure of a secreted protein EsxB (Mutant E54Q) from Bacillus anthracis str. Sterne

Fan, Y., Tan, K., Chhor, G., Jedrzejczak, R., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 41.49 kDa 
• Atom Count: 3,170 
• Modeled Residue Count: 358 
• Deposited Residue Count: 372 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
secreted protein EsxB	A, B, C, D	93	Bacillus anthracis str. Sterne	Mutation(s): 1  Gene Names: Bacillus anthracis, BAS2036, BA_2191, GBAA_2191
UniProt
Find proteins for A0A6L7HJC4 (Bacillus anthracis) Explore A0A6L7HJC4  Go to UniProtKB:  A0A6L7HJC4

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.66 Å
• R-Value Free:  0.217 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.175 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.177 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 31.274	α = 90
b = 132.473	β = 97.63
c = 38.347	γ = 90

Software Package:

Software Name	Purpose
SBC-Collect	data collection
MOLREP	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-03-06 
Deposition Author(s): Fan, Y., Tan, K., Chhor, G., Jedrzejczak, R., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2013-03-06
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Refinement description