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Open data
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Basic information
Entry | Database: PDB / ID: 3i4w | |||||||||
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Title | Crystal Structure of the third PDZ domain of PSD-95 | |||||||||
![]() | Disks large homolog 4 | |||||||||
![]() | CELL ADHESION / alpha and beta protein / Cell junction / Cell membrane / Lipoprotein / Membrane / Palmitate / Phosphoprotein / Postsynaptic cell membrane / SH3 domain / Synapse | |||||||||
Function / homology | ![]() LGI-ADAM interactions / P2Y1 nucleotide receptor binding / beta-1 adrenergic receptor binding / neuroligin family protein binding / NrCAM interactions / positive regulation of neuron projection arborization / regulation of grooming behavior / synaptic vesicle maturation / embryo development / receptor localization to synapse ...LGI-ADAM interactions / P2Y1 nucleotide receptor binding / beta-1 adrenergic receptor binding / neuroligin family protein binding / NrCAM interactions / positive regulation of neuron projection arborization / regulation of grooming behavior / synaptic vesicle maturation / embryo development / receptor localization to synapse / cerebellar mossy fiber / cellular response to potassium ion / protein localization to synapse / Synaptic adhesion-like molecules / vocalization behavior / neuron spine / AMPA glutamate receptor clustering / Trafficking of AMPA receptors / dendritic spine morphogenesis / juxtaparanode region of axon / negative regulation of receptor internalization / neuron projection terminus / acetylcholine receptor binding / postsynaptic neurotransmitter receptor diffusion trapping / RHO GTPases activate CIT / Assembly and cell surface presentation of NMDA receptors / establishment or maintenance of epithelial cell apical/basal polarity / Neurexins and neuroligins / regulation of NMDA receptor activity / neurotransmitter receptor localization to postsynaptic specialization membrane / Activation of Ca-permeable Kainate Receptor / cortical cytoskeleton / Negative regulation of NMDA receptor-mediated neuronal transmission / Signaling by ERBB4 / Unblocking of NMDA receptors, glutamate binding and activation / locomotory exploration behavior / positive regulation of excitatory postsynaptic potential / social behavior / AMPA glutamate receptor complex / Long-term potentiation / neuromuscular process controlling balance / excitatory synapse / positive regulation of protein tyrosine kinase activity / D1 dopamine receptor binding / positive regulation of synaptic transmission / extrinsic component of cytoplasmic side of plasma membrane / Ras activation upon Ca2+ influx through NMDA receptor / dendrite cytoplasm / learning / synaptic membrane / PDZ domain binding / adherens junction / postsynaptic density membrane / ionotropic glutamate receptor binding / regulation of long-term neuronal synaptic plasticity / establishment of protein localization / neuromuscular junction / kinase binding / cell-cell adhesion / endocytic vesicle membrane / synaptic vesicle / cell junction / nervous system development / positive regulation of cytosolic calcium ion concentration / RAF/MAP kinase cascade / scaffold protein binding / protein-containing complex assembly / chemical synaptic transmission / basolateral plasma membrane / postsynaptic membrane / protein phosphatase binding / dendritic spine / postsynaptic density / neuron projection / glutamatergic synapse / synapse / protein-containing complex binding / endoplasmic reticulum / signal transduction / plasma membrane / cytoplasm / cytosol Similarity search - Function | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() ![]() ![]() | |||||||||
![]() | Camara-Artigas, A. / Gavira, J.A. | |||||||||
![]() | ![]() Title: Novel conformational aspects of the third PDZ domain of the neuronal post-synaptic density-95 protein revealed from two 1.4A X-ray structures Authors: Camara-Artigas, A. / Murciano-Calles, J. / Gavira, J.A. / Cobos, E.S. / Martinez, J.C. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 92.6 KB | Display | ![]() |
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PDB format | ![]() | 70.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 477.8 KB | Display | ![]() |
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Full document | ![]() | 485.3 KB | Display | |
Data in XML | ![]() | 20.6 KB | Display | |
Data in CIF | ![]() | 28.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 3k82C ![]() 1be9S 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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2 | ![]()
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3 | ![]()
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4 | ![]()
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments: Ens-ID: 1 / Refine code: 4
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Components
#1: Protein | Mass: 11129.489 Da / Num. of mol.: 4 / Fragment: Third PDZ domain Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Chemical | ChemComp-ACT / #3: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 1.95 Å3/Da / Density % sol: 36.97 % |
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Crystal grow | Temperature: 298 K / Method: capillary contradiffusion / pH: 4.6 Details: 0.2M ammonium sulphate, 0.1M ammonium acetate trihydrate, 25%(w/v) PEG 4000, pH 4.6, capillary contradiffusion, temperature 298K |
-Data collection
Diffraction | Mean temperature: 298 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MAR CCD 165 mm / Detector: CCD / Date: Mar 3, 2008 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97 Å / Relative weight: 1 |
Reflection | Resolution: 1.35→47.619 Å / Num. all: 73746 / Num. obs: 67847 / % possible obs: 92 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 2.4 % / Biso Wilson estimate: 13.018 Å2 / Rmerge(I) obs: 0.062 / Rsym value: 0.062 / Net I/σ(I): 16.074 |
Reflection shell | Resolution: 1.35→1.4 Å / Redundancy: 2.3 % / Rmerge(I) obs: 0.411 / Mean I/σ(I) obs: 1.84 / Num. unique all: 6858 / Rsym value: 0.411 / % possible all: 92.9 |
-Phasing
Phasing | Method: ![]() | |||||||||
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Phasing MR |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1BE9 Resolution: 1.35→47.619 Å / Cor.coef. Fo:Fc: 0.95 / Cor.coef. Fo:Fc free: 0.934 / Occupancy max: 1 / Occupancy min: 0.5 / SU B: 0.959 / SU ML: 0.04 / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / ESU R: 0.066 / ESU R Free: 0.068 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES: REFINED INDIVIDUALLY
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 58.97 Å2 / Biso mean: 18.043 Å2 / Biso min: 2 Å2
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Refinement step | Cycle: LAST / Resolution: 1.35→47.619 Å
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Refine LS restraints |
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Refine LS restraints NCS | Dom-ID: 1 / Ens-ID: 1 / Number: 685 / Refine-ID: X-RAY DIFFRACTION
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LS refinement shell | Resolution: 1.35→1.385 Å / Total num. of bins used: 20
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