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- PDB-3pd8: X-ray structure of the ligand-binding core of GluA2 in complex wi... -
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Basic information
Entry | Database: PDB / ID: 3pd8 | ||||||
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Title | X-ray structure of the ligand-binding core of GluA2 in complex with (S)-7-HPCA at 2.5 A resolution | ||||||
![]() | Glutamate receptor 2 | ||||||
![]() | MEMBRANE PROTEIN / ionotropic glutamate receptor GluA2 / ligand-binding core / agonist complex | ||||||
Function / homology | ![]() spine synapse / dendritic spine neck / dendritic spine head / Activation of AMPA receptors / perisynaptic space / AMPA glutamate receptor activity / Trafficking of GluR2-containing AMPA receptors / response to lithium ion / immunoglobulin binding / AMPA glutamate receptor complex ...spine synapse / dendritic spine neck / dendritic spine head / Activation of AMPA receptors / perisynaptic space / AMPA glutamate receptor activity / Trafficking of GluR2-containing AMPA receptors / response to lithium ion / immunoglobulin binding / AMPA glutamate receptor complex / kainate selective glutamate receptor activity / ionotropic glutamate receptor complex / extracellularly glutamate-gated ion channel activity / cellular response to glycine / asymmetric synapse / regulation of receptor recycling / Unblocking of NMDA receptors, glutamate binding and activation / glutamate receptor binding / positive regulation of synaptic transmission / glutamate-gated receptor activity / presynaptic active zone membrane / response to fungicide / regulation of synaptic transmission, glutamatergic / somatodendritic compartment / cellular response to brain-derived neurotrophic factor stimulus / dendrite membrane / ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential / cytoskeletal protein binding / ionotropic glutamate receptor signaling pathway / dendrite cytoplasm / SNARE binding / dendritic shaft / synaptic membrane / synaptic transmission, glutamatergic / transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential / PDZ domain binding / protein tetramerization / postsynaptic density membrane / ionotropic glutamate receptor binding / Schaffer collateral - CA1 synapse / modulation of chemical synaptic transmission / establishment of protein localization / terminal bouton / receptor internalization / cerebral cortex development / synaptic vesicle membrane / synaptic vesicle / presynapse / presynaptic membrane / signaling receptor activity / amyloid-beta binding / growth cone / scaffold protein binding / chemical synaptic transmission / postsynaptic membrane / perikaryon / dendritic spine / postsynaptic density / neuron projection / axon / neuronal cell body / glutamatergic synapse / synapse / dendrite / protein-containing complex binding / endoplasmic reticulum membrane / protein kinase binding / cell surface / endoplasmic reticulum / protein-containing complex / identical protein binding / membrane / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Frydenvang, K. / Kastrup, J.S. | ||||||
![]() | ![]() Title: Biostructural and pharmacological studies of bicyclic analogues of the 3-isoxazolol glutamate receptor agonist ibotenic acid. Authors: Frydenvang, K. / Pickering, D.S. / Greenwood, J.R. / Krogsgaard-Larsen, N. / Brehm, L. / Nielsen, B. / Vogensen, S.B. / Hald, H. / Kastrup, J.S. / Krogsgaard-Larsen, P. / Clausen, R.P. #1: ![]() Title: Structural basis for AMPA receptor activation and ligand selectivity: crystal structures of five agonist complexes with the GluR2 ligand-binding core. Authors: Hogner, A. / Kastrup, J.S. / Jin, R. / Liljefors, T. / Mayer, M.L. / Egebjerg, J. / Larsen, I.K. / Gouaux, E. #2: ![]() Title: Mechanisms for activation and antagonism of an AMPA-sensitive glutamate receptor: crystal structures of the GluR2 ligand binding core. Authors: Armstrong, N. / Gouaux, E. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 172.7 KB | Display | ![]() |
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PDB format | ![]() | 137.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 498.7 KB | Display | ![]() |
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Full document | ![]() | 508.3 KB | Display | |
Data in XML | ![]() | 34.2 KB | Display | |
Data in CIF | ![]() | 48 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 3pd9C ![]() 1m5eS S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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Unit cell |
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Components
-Protein , 1 types, 3 molecules ABC
#1: Protein | Mass: 29077.553 Da / Num. of mol.: 3 / Fragment: UNP residues 413-527, 653-795 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() |
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-Non-polymers , 6 types, 407 molecules ![](data/chem/img/ZN.gif)
![](data/chem/img/HA7.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/ACY.gif)
![](data/chem/img/CAC.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/HA7.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/ACY.gif)
![](data/chem/img/CAC.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-ZN / #3: Chemical | #4: Chemical | ChemComp-GOL / | #5: Chemical | ChemComp-ACY / | #6: Chemical | ChemComp-CAC / | #7: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.57 Å3/Da / Density % sol: 52.05 % |
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Crystal grow | Temperature: 280 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: PEG4000, zinc acetate, cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 280K |
-Data collection
Diffraction | Mean temperature: 110 K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: MAR CCD 165 mm / Detector: CCD / Date: Apr 26, 2006 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 1.043 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 2.476→30 Å / Num. obs: 32227 / % possible obs: 98.3 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 3.4 % / Biso Wilson estimate: 39.5 Å2 / Rmerge(I) obs: 0.114 / Rsym value: 0.114 / Χ2: 0.959 / Net I/σ(I): 7.4 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB entry 1M5E Resolution: 2.476→29.32 Å / Occupancy max: 1 / Occupancy min: 0.5 / FOM work R set: 0.7998 / SU ML: 0.37 / Cross valid method: THROUGHOUT / σ(F): 1.35 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL / Bsol: 59.283 Å2 / ksol: 0.365 e/Å3 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 211.92 Å2 / Biso mean: 33.9976 Å2 / Biso min: 4.05 Å2
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Refinement step | Cycle: LAST / Resolution: 2.476→29.32 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Total num. of bins used: 12
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