6irf

Structure of the human GluN1/GluN2A NMDA receptor in the glutamate/glycine-bound state at pH 6.3, Class I

Method: ELECTRON MICROSCOPY Dmax: 181.4 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Glutamate receptor ionotropic, NMDA 1

Homo sapiens

UniProt Q05586

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1–847 Chain C; UniProt 1–847 Mutation:G612R Glutamate receptor ionotropic, NMDA 2A × 2 (Q12879) ELECTRON MICROSCOPY cryo-EM buffer:pH 6.3;Solutions were made fresh. cryo-EM vitrification conditions:Cryogen ETHANE;blot for 2 seconds before plunging in liquid ethane Resolution 5.10 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

83 other PDB entries and 86 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NMDZ1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–847; UniProt 1–847 Author chain C; PDBConstruct 1–847; UniProt 1–847

Glutamate receptor ionotropic, NMDA 2A

Homo sapiens

UniProt Q12879

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain B; UniProt 1–841 Chain D; UniProt 1–841 Mutation:E656R, E657R Glutamate receptor ionotropic, NMDA 1 × 2 (Q05586) ELECTRON MICROSCOPY cryo-EM buffer:pH 6.3;Solutions were made fresh. cryo-EM vitrification conditions:Cryogen ETHANE;blot for 2 seconds before plunging in liquid ethane Resolution 5.10 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

35 other PDB entries and 40 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NMDE1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–841; UniProt 1–841 Author chain D; PDBConstruct 1–841; UniProt 1–841

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 6irf

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6irf
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6irf
Deposition date deposition_date2018-11-12
Structure title titleStructure of the human GluN1/GluN2A NMDA receptor in the glutamate/glycine-bound state at pH 6.3, Class I
Keywords keywordsionotropic glutamate receptors, NMDA receptors, synaptic protein, MEMBRANE PROTEIN; MEMBRANE PROTEIN
Experimental Method methodELECTRON MICROSCOPY

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier53.52
Radius of gyration Rg (electron density) rg_electron53.81
Forward intensity I(0) i01587350000.00
Molecular weight molecular_weight339240.0 kDa
Excluded volume excluded_volume427370 ų
Envelope volume envelope_volume659320 ų
Hydration-shell volume shell_volume103990 ų
Envelope diameter envelope_diameter181.9
Shell Rg shell_rg55.51
Envelope Rg envelope_rg52.64
Shape Rg shape_rg53.81
Total Rg total_rg53.85
Total atoms total_atoms23892
Residues n_residues3078
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax181.4
Rg (real space) rg_real53.47
Rg uncertainty (real space) rg_real_error1.50
I(0) (real space) i0_real1.5870e+09
I(0) uncertainty (real space) i0_real_error2.8230e+07
Rg (reciprocal space) rg_reciprocal53.55
I(0) (reciprocal space) i0_reciprocal1588000000.0000
Solution quality estimate total_estimate0.8068
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary68.8
Skewness Skewness skewness0.322
Kurtosis Kurtosis kurtosis-0.248
Angular range angular_range— – 0.1450 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha130500000.0000
Real-space data points n_real_points30
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.832; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.989; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)