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Nitrowillardiine bound to the ligand binding domain of GluA2 at pH 3.5

X-ray diffraction
2.03Å resolution
PDB entry 4q30 coloured by chain, front view.
PDB entry 4q30 coloured by chain, side view.
PDB entry 4q30 coloured by chain, top view.
Source organism: Rattus norvegicus
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: Glutamate receptor 2
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Multimeric state: homo dimer
Accessible surface area: 23190.6 Å2
Buried surface area: 1925.35 Å2
Dissociation area: 780.45 Å2
Dissociation energy (ΔGdiss): -0.74 kcal/mol
Dissociation entropy (TΔSdiss): 13.19 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-148607
Assembly 2 (preferred)
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Assembly Name: Glutamate receptor 2
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Multimeric state: homo dimer
Accessible surface area: 23785.09 Å2
Buried surface area: 1817.62 Å2
Dissociation area: 803.69 Å2
Dissociation energy (ΔGdiss): -0.56 kcal/mol
Dissociation entropy (TΔSdiss): 13.21 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-148607

Macromolecules

Glutamate receptor 2
Chains: B, D, F
Length: 258 amino acids
Theoretical weight: 28.81 KDa
Source organism: Rattus norvegicus
Expression system: Escherichia coli
UniProt:
  • Canonical: P19491 (Residues: 414-527, 653-794; Coverage: 30%)
  • Best match: P19491-2 (Residues: 414-527, 653-794)
Gene names: GluA2, Glur2, Gria2
Pfam:
InterPro:
CATH: Periplasmic binding protein-like II
Glutamate receptor 2 in PDB entry 4q30, assembly 2, front view.
Glutamate receptor 2 in PDB entry 4q30, assembly 2, side view.
Glutamate receptor 2 in PDB entry 4q30, assembly 2, top view.
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