3UJH

Crystal structure of substrate-bound Glucose-6-phosphate isomerase from Toxoplasma gondii

• PDB DOI: https://doi.org/10.2210/pdb3UJH/pdb

• Classification: ISOMERASE
• Organism(s): Toxoplasma gondii
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2011-11-07 Released: 2011-11-16 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.219 
• R-Value Work: 0.171 
• R-Value Observed: 0.173 

Literature

Crystal structure of substrate-bound Glucose-6-phosphate isomerase from Toxoplasma gondii

Seattle Structural Genomics Center for Infectious Disease (SSGCID), Gardberg, A., Davies, D., Staker, B., Stewart, 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)

Macromolecule Content

• Total Structure Weight: 127.8 kDa 
• Atom Count: 9,674 
• Modelled Residue Count: 1,124 
• Deposited Residue Count: 1,134 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glucose-6-phosphate isomerase	A, B	567	Toxoplasma gondii	Mutation(s): 0  Gene Names: TGME49_083780 EC: 5.3.1.9

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
G6Q	C [auth A], E [auth B]	GLUCOSE-6-PHOSPHATE C6 H13 O9 P VFRROHXSMXFLSN-SLPGGIOYSA-N
EDO	F [auth B], G [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
CL	D [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.219 
• R-Value Work: 0.171 
• R-Value Observed: 0.173 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/M33UJH

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 77.82	α = 90
b = 111.36	β = 90
c = 137.28	γ = 90

Software Package:

Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-11-16 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Revision History  

• Version 1.0: 2011-11-16
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description