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- PDB-9b64: GluA2 flip Q in complex with TARPgamma2 at pH5, class23, structur... -
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Open data
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Basic information
Entry | Database: PDB / ID: 9b64 | |||||||||||||||
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Title | GluA2 flip Q in complex with TARPgamma2 at pH5, class23, structure of LBD-TMD-TARPgamma2 | |||||||||||||||
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![]() | TRANSPORT PROTEIN / AMPA receptor / ionotropic glutamate receptor / ion channel / auxiliary subunit | |||||||||||||||
Function / homology | ![]() Presynaptic depolarization and calcium channel opening / LGI-ADAM interactions / regulation of postsynaptic neurotransmitter receptor activity / Trafficking of AMPA receptors / eye blink reflex / positive regulation of protein localization to basolateral plasma membrane / cerebellar mossy fiber / neurotransmitter receptor transport, postsynaptic endosome to lysosome / regulation of AMPA receptor activity / neurotransmitter receptor internalization ...Presynaptic depolarization and calcium channel opening / LGI-ADAM interactions / regulation of postsynaptic neurotransmitter receptor activity / Trafficking of AMPA receptors / eye blink reflex / positive regulation of protein localization to basolateral plasma membrane / cerebellar mossy fiber / neurotransmitter receptor transport, postsynaptic endosome to lysosome / regulation of AMPA receptor activity / neurotransmitter receptor internalization / membrane hyperpolarization / postsynaptic neurotransmitter receptor diffusion trapping / nervous system process / protein targeting to membrane / voltage-gated calcium channel complex / neurotransmitter receptor localization to postsynaptic specialization membrane / neuromuscular junction development / spine synapse / dendritic spine neck / dendritic spine head / Activation of AMPA receptors / perisynaptic space / transmission of nerve impulse / AMPA glutamate receptor activity / channel regulator activity / ligand-gated monoatomic cation channel activity / Trafficking of GluR2-containing AMPA receptors / response to lithium ion / regulation of postsynaptic membrane neurotransmitter receptor levels / immunoglobulin binding / membrane depolarization / 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 / voltage-gated calcium channel activity / Unblocking of NMDA receptors, glutamate binding and activation / positive regulation of synaptic transmission / glutamate receptor binding / extracellular ligand-gated monoatomic ion channel activity / positive regulation of synaptic transmission, glutamatergic / glutamate-gated receptor activity / glutamate-gated calcium ion channel 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 binding / dendrite cytoplasm / ionotropic glutamate receptor signaling pathway / hippocampal mossy fiber to CA3 synapse / regulation of membrane potential / SNARE binding / dendritic shaft / transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential / synaptic membrane / synaptic transmission, glutamatergic / PDZ domain binding / protein tetramerization / postsynaptic density membrane / response to calcium ion / modulation of chemical synaptic transmission / establishment of protein localization / Schaffer collateral - CA1 synapse / terminal bouton / receptor internalization / cerebral cortex development / synaptic vesicle membrane / synaptic vesicle / presynapse / signaling receptor activity / presynaptic membrane / 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 / protein kinase binding / cell surface / endoplasmic reticulum / protein-containing complex / identical protein binding / membrane Similarity search - Function | |||||||||||||||
Biological species | ![]() ![]() ![]() ![]() | |||||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.56 Å | |||||||||||||||
![]() | Nakagawa, T. / Greger, I.H. | |||||||||||||||
Funding support | ![]() ![]()
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![]() | ![]() Title: Proton-triggered rearrangement of the AMPA receptor N-terminal domains impacts receptor kinetics and synaptic localization Authors: Ivica, J. / Kejzar, N. / Ho, H. / Stockwell, I. / Kuchtiak, V. / Scrutton, A.M. / Nakagawa, T. / Greger, I.H. | |||||||||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 452 KB | Display | ![]() |
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PDB format | ![]() | 344.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 44245MC ![]() 9b5zC ![]() 9b60C ![]() 9b61C ![]() 9b63C ![]() 9b67C ![]() 9b68C ![]() 9b69C ![]() 9b6aC C: citing same article ( M: map data used to model this data |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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Components
#1: Protein | Mass: 35938.746 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Protein | Mass: 99617.492 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Details: A FLAG epitope tag is inserted near the C-terminus / Source: (gene. exp.) ![]() ![]() ![]() |
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-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
Component | Name: GluA2 (flip-Q isoform) in complex with TARPgamma2 at 4:4 stoichiometry Type: COMPLEX / Entity ID: all / Source: MULTIPLE SOURCES | ||||||||||||||||||||
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Molecular weight | Value: 0.5 MDa / Experimental value: NO | ||||||||||||||||||||
Buffer solution | pH: 8 Details: Tris adjusted to pH 8 using HCl. 4 micro litter of protein in buffer was mixed with 1 micro litter of 50mM citric acid buffer (the 50mM citric acid buffer was prepared by diluting 0.5M ...Details: Tris adjusted to pH 8 using HCl. 4 micro litter of protein in buffer was mixed with 1 micro litter of 50mM citric acid buffer (the 50mM citric acid buffer was prepared by diluting 0.5M citric acid/sodium citrate buffer at pH4.0) immediately before applying the sample to the grid. | ||||||||||||||||||||
Buffer component |
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Specimen | Conc.: 10 mg/ml / Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | ||||||||||||||||||||
Specimen support | Grid material: GOLD / Grid mesh size: 300 divisions/in. / Grid type: UltrAuFoil R1.2/1.3 | ||||||||||||||||||||
Vitrification | Instrument: FEI VITROBOT MARK IV / Cryogen name: ETHANE / Humidity: 100 % / Chamber temperature: 277.15 K |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: TFS KRIOS |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 2400 nm / Nominal defocus min: 1000 nm / Alignment procedure: COMA FREE |
Specimen holder | Cryogen: NITROGEN |
Image recording | Electron dose: 55.6 e/Å2 / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Num. of grids imaged: 1 / Num. of real images: 19684 |
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Processing
EM software |
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CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||||||||||||||||||
Particle selection | Details: Relion Autopick | ||||||||||||||||||||||||||||||||||||||||
Symmetry | Point symmetry: C1 (asymmetric) | ||||||||||||||||||||||||||||||||||||||||
3D reconstruction | Resolution: 3.56 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 29945 / Algorithm: FOURIER SPACE / Num. of class averages: 1 / Symmetry type: POINT | ||||||||||||||||||||||||||||||||||||||||
Atomic model building | Space: REAL | ||||||||||||||||||||||||||||||||||||||||
Atomic model building |
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Refine LS restraints |
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