2AIX

X-ray structure of the GLUR2 ligand-binding core (S1S2J) in complex with (s)-thio-atpa at 2.2 a resolution.

• PDB DOI: https://doi.org/10.2210/pdb2AIX/pdb

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


• Deposited: 2005-08-01 Released: 2005-08-09 
• Deposition Author(s): Kastrup, J.S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.17 Å
• R-Value Free: 0.230 
• R-Value Work: 0.198 
• R-Value Observed: 0.198 

Literature

Distinct kinetics of ionotropic glutamate receptor 2 splice variants characterized by fast agonist application and crystallization of a receptor-ligand complex.

Holm, M.M., Lunn, M.L., Traynelis, S.F., Kastrup, J.S., Egebjerg, J.

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.

Macromolecule Content

• Total Structure Weight: 29.47 kDa 
• Atom Count: 2,268 
• Modelled Residue Count: 258 
• Deposited Residue Count: 263 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutamate receptor 2	A	263	Rattus norvegicus	Mutation(s): 0  Gene Names: Gria2, Glur2
UniProt
Find proteins for P19491 (Rattus norvegicus) Explore P19491  Go to UniProtKB:  P19491

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
U1K	B [auth A]	(S)-2-AMINO-3-(3-HYDROXY-5-TERT-BUTYLISOTHIAZOL-4-YL) PROPRIONIC ACID C10 H16 N2 O3 S FHWOAQCPEFTDOQ-LURJTMIESA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.17 Å
• R-Value Free: 0.230 
• R-Value Work: 0.198 
• R-Value Observed: 0.198 
• Space Group: P 4₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.875	α = 90
b = 47.875	β = 90
c = 240.664	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
CNS	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-08-09 
Deposition Author(s): Kastrup, J.S.

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: 2017-08-02
  Changes: Data collection, Refinement description, Source and taxonomy
• Version 1.4: 2023-08-23
  Changes: Data collection, Database references, Derived calculations, Refinement description