4pe5

X-ray diffraction
3.96Å resolution

Crystal Structure of GluN1a/GluN2B NMDA Receptor Ion Channel

Released:
Source organism: Rattus norvegicus
Primary publication:
Crystal structure of a heterotetrameric NMDA receptor ion channel.
Science 344 992-7 (2014)
PMID: 24876489

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-152911 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (6 distinct):
Glutamate receptor ionotropic, NMDA 1 Chains: A, C
Molecule details ›
Chains: A, C
Length: 825 amino acids
Theoretical weight: 92.68 KDa
Source organism: Rattus norvegicus
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P35439 (Residues: 23-847; Coverage: 90%)
Gene names: Grin1, Nmdar1
Sequence domains:
Glutamate receptor ionotropic, NMDA 2B Chains: B, D
Molecule details ›
Chains: B, D
Length: 820 amino acids
Theoretical weight: 92.16 KDa
Source organism: Rattus norvegicus
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q00960 (Residues: 27-852; Coverage: 56%)
Gene name: Grin2b
Sequence domains:
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, BMA, MAN
Carbohydrate polymer : NEW Components: NAG, BMA, MAN
Carbohydrate polymer : NEW Components: NAG, BMA, MAN
Carbohydrate polymer : NEW Components: NAG
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-B
Spacegroup: P21
Unit cell:
a: 116.825Å b: 163.186Å c: 163.137Å
α: 90° β: 93.81° γ: 90°
R-values:
R R work R free
0.258 0.256 0.295
Expression system: Spodoptera frugiperda