4h8j

Structure of GluA2-LBD in complex with MES

Method: X-RAY DIFFRACTION Dmax: 112.6 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 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 413–527 Chain A; UniProt 653–797 Chain B; UniProt 413–527 Chain B; UniProt 653–797 Fragment:SEE REMARK 999 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 SO4 SULFATE ION × 6 EDO 1,2-ETHANEDIOL × 3 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;293 K;23-27% w/v PEG3350, 0.2 M lithium sulfate, MES sodium, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.80 Å R-free 0.221
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 413–527 Chain C; UniProt 653–797 Chain D; UniProt 413–527 Chain D; UniProt 653–797 Fragment:SEE REMARK 999 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 SO4 SULFATE ION × 6 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6;293 K;23-27% w/v PEG3350, 0.2 M lithium sulfate, MES sodium, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 1.80 Å R-free 0.221

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 481 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 15–129; UniProt 413–527 Author chain A; PDBConstruct 132–276; UniProt 653–797 Author chain B; PDBConstruct 15–129; UniProt 413–527 Author chain B; PDBConstruct 132–276; UniProt 653–797 Author chain C; PDBConstruct 15–129; UniProt 413–527 Author chain C; PDBConstruct 132–276; UniProt 653–797 Author chain D; PDBConstruct 15–129; UniProt 413–527 Author chain D; PDBConstruct 132–276; UniProt 653–797

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 4h8j

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4h8j
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4h8j
Deposition date deposition_date2012-09-22
Structure title titleStructure of GluA2-LBD in complex with MES
Keywords keywords;membrane protein, glycoprotein, transmembrane protein, ligand-binding domain, ion transport, ion channel, ionotropic glutamate receptor, AMPA receptor, MES, synapse, postsynaptic cell membrane, SIGNALING PROTEIN ;; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier34.91
Radius of gyration Rg (electron density) rg_electron34.31
Forward intensity I(0) i0211754000.00
Molecular weight molecular_weight117480.0 kDa
Excluded volume excluded_volume147410 ų
Envelope volume envelope_volume194840 ų
Hydration-shell volume shell_volume47365 ų
Envelope diameter envelope_diameter113.4
Shell Rg shell_rg40.95
Envelope Rg envelope_rg33.95
Shape Rg shape_rg34.28
Total Rg total_rg34.88
Total atoms total_atoms8210
Residues n_residues1039
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 dmax112.6
Rg (real space) rg_real34.89
Rg uncertainty (real space) rg_real_error1.01
I(0) (real space) i0_real2.1180e+08
I(0) uncertainty (real space) i0_real_error3.6770e+06
Rg (reciprocal space) rg_reciprocal34.90
I(0) (reciprocal space) i0_reciprocal211800000.0000
Solution quality estimate total_estimate0.8952
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary40.0
Skewness Skewness skewness0.322
Kurtosis Kurtosis kurtosis-0.489
Angular range angular_range— – 0.2250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha30420000.0000
Real-space data points n_real_points46
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.900; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.934

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 12 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd4h8ja_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.94 — Periplasmic binding protein-like II
Superfamily Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
Family Family familyc.94.1.1 — Phosphate binding protein-like
Domain ID domain_idd4h8jb_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.94 — Periplasmic binding protein-like II
Superfamily Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
Family Family familyc.94.1.1 — Phosphate binding protein-like
Domain ID domain_idd4h8jc_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.94 — Periplasmic binding protein-like II
Superfamily Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
Family Family familyc.94.1.1 — Phosphate binding protein-like
Domain ID domain_idd4h8jd_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.94 — Periplasmic binding protein-like II
Superfamily Superfamily superfamilyc.94.1 — Periplasmic binding protein-like II
Family Family familyc.94.1.1 — Phosphate binding protein-like

CATH v4.4 (8 domains)

Domain ID domain_id4h8jA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id4h8jA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id4h8jB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id4h8jB02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id4h8jC01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id4h8jC02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id4h8jD01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id4h8jD02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II

8. Citations (1)

9. Files and Curves (10)