› 1mqj

X-ray diffraction
1.65Å resolution

Crystal structure of the GluR2 ligand binding core (S1S2J) in complex with willardiine at 1.65 angstroms resolution

Released:
DOI: 10.2210/pdb1mqj/pdb
PDB entry 1mqj coloured by chain, front view.
PDB entry 1mqj coloured by chain, side view.
PDB entry 1mqj coloured by chain, top view.
Source organism: Rattus norvegicus
Primary publication:
Structural basis for partial agonist action at ionotropic glutamate receptors.
Jin R, Banke TG, Mayer ML, Traynelis SF, Gouaux E
Nat Neurosci 6 803-10 (2003)
PMID: 12872125

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-148607 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glutamate receptor 2 Chain: A
Molecule details ›
Chain: A
Length: 263 amino acids
Theoretical weight: 29.22 KDa
Source organism: Rattus norvegicus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P19491 (Residues: 413-527, 653-796; Coverage: 30%)
Gene names: GluA2, Glur2, Gria2
Sequence domains:
Structure domains: Periplasmic binding protein-like II

Ligands and Environments

2 bound ligands:
Ligand ZN 1 x ZN
Ligand HWD 1 x HWD
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X26C
Spacegroup: P21212
Unit cell:
a: 64.142Å b: 93.223Å c: 48.537Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.208 0.208 0.229
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

45 review citations

Glutamate receptor ion channels: structure, regulation, and function.
Traynelis et al. (2010)
44 more

5 mentions without citation

Size matters in activation/inhibition of ligand-gated ion channels.
Du et al. (2012)
4 more