4u4f

Structure of GluA2* in complex with partial agonist (S)-5-Nitrowillardiine

Method: X-RAY DIFFRACTION Dmax: 198.7 Å Quality: GOOD

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

Glutamate receptor 2

Rattus norvegicus

UniProt P19491

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Homooligomer Protein × 4 其他Polymer 3 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 25–847 Chain B; UniProt 25–847 Chain C; UniProt 25–847 Chain D; UniProt 25–847 Not recorded 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 3 NWD 3-(5-nitro-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-L-alanine × 4 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;277 K;11-14% (w/v) PEG 3,000, 50 mM lithium sulfate, 0.1 M tricine Resolution 4.79 Å R-free 0.262

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.

333 other PDB entries and 482 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GRIA2_RAT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–817; UniProt 25–847 Author chain B; PDBConstruct 1–817; UniProt 25–847 Author chain C; PDBConstruct 1–817; UniProt 25–847 Author chain D; PDBConstruct 1–817; UniProt 25–847

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 4u4f

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4u4f
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4u4f
Deposition date deposition_date2014-07-23
Structure title titleStructure of GluA2* in complex with partial agonist (S)-5-Nitrowillardiine
Keywords keywordsIonotropic glutamate receptor, AMPA receptor, partial agonist, tetramer, complex, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier56.54
Radius of gyration Rg (electron density) rg_electron56.66
Forward intensity I(0) i01583460000.00
Molecular weight molecular_weight341600.0 kDa
Excluded volume excluded_volume430930 ų
Envelope volume envelope_volume645040 ų
Hydration-shell volume shell_volume96906 ų
Envelope diameter envelope_diameter192.2
Shell Rg shell_rg57.34
Envelope Rg envelope_rg55.66
Shape Rg shape_rg56.71
Total Rg total_rg56.52
Total atoms total_atoms24067
Residues n_residues3072
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 dmax198.7
Rg (real space) rg_real56.58
Rg uncertainty (real space) rg_real_error1.93
I(0) (real space) i0_real1.5830e+09
I(0) uncertainty (real space) i0_real_error3.6840e+07
Rg (reciprocal space) rg_reciprocal56.49
I(0) (reciprocal space) i0_reciprocal1583000000.0000
Solution quality estimate total_estimate0.8028
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary71.0
Skewness Skewness skewness0.334
Kurtosis Kurtosis kurtosis-0.301
Angular range angular_range— – 0.1400 −1
Current regularization parameter α current_alpha0.0002
Highest regularization parameter α highest_alpha121600000.0000
Real-space data points n_real_points29
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.812; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)