2AKO

Crystal structure of Glutamate 5-kinase from Campylobacter jejuni

• PDB DOI: https://doi.org/10.2210/pdb2AKO/pdb

• Classification: TRANSFERASE
• Organism(s): Campylobacter jejuni
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2005-08-03 Released: 2005-08-09 
• Deposition Author(s): Gorman, J., Shapiro, L., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.221 
• R-Value Work: 0.178 
• R-Value Observed: 0.180 

Literature

Crystal structure of Glutamate 5-kinase from Campylobacter jejuni

Gorman, J., Shapiro, L.

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: 114.17 kDa 
• Atom Count: 8,417 
• Modelled Residue Count: 964 
• Deposited Residue Count: 1,004 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutamate 5-kinase	A, B, C, D	251	Campylobacter jejuni	Mutation(s): 5  Gene Names: proB EC: 2.7.2.11
UniProt
Find proteins for Q9PJ29 (Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168)) Explore Q9PJ29  Go to UniProtKB:  Q9PJ29

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ADP	E [auth A], F [auth B], G [auth C], H [auth D]	ADENOSINE-5'-DIPHOSPHATE C10 H15 N5 O10 P2 XTWYTFMLZFPYCI-KQYNXXCUSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C, D	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.221 
• R-Value Work: 0.178 
• R-Value Observed: 0.180 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 98.597	α = 90
b = 99.409	β = 90
c = 124.547	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-08-09 
Deposition Author(s): Gorman, J., Shapiro, L., Burley, S.K., New York SGX Research Center for Structural Genomics (NYSGXRC)

Revision History  

• Version 1.0: 2005-08-09
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2021-02-03
  Changes: Database references, Derived calculations, Structure summary
• Version 1.4: 2024-10-30
  Changes: Data collection, Database references, Structure summary