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- EMDB-44250: GluA2 flip Q in complex with TARPgamma2 at pH8, class12, structur... -
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Open data
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Basic information
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Title | GluA2 flip Q in complex with TARPgamma2 at pH8, class12, structure of NTD | |||||||||||||||
![]() | GluA2 flip Q in complex with TARPgamma2 at pH8, class12, structure of NTD | |||||||||||||||
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![]() | AMPA receptor / ionotropic glutamate receptor / ion channel / auxiliary subunit / TRANSPORT PROTEIN | |||||||||||||||
Function / homology | ![]() spine synapse / dendritic spine neck / dendritic spine head / Activation of AMPA receptors / perisynaptic space / AMPA glutamate receptor activity / ligand-gated monoatomic cation channel activity / Trafficking of GluR2-containing AMPA receptors / response to lithium ion / immunoglobulin binding ...spine synapse / dendritic spine neck / dendritic spine head / Activation of AMPA receptors / perisynaptic space / AMPA glutamate receptor activity / ligand-gated monoatomic cation channel 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 / positive regulation of synaptic transmission / glutamate receptor binding / extracellular ligand-gated monoatomic ion channel activity / 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 / 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 / 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 / plasma membrane Similarity search - Function | |||||||||||||||
Biological species | ![]() ![]() ![]() ![]() | |||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.69 Å | |||||||||||||||
![]() | Nakagawa T / Greger IH | |||||||||||||||
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 AM / Nakagawa T / Greger IH | |||||||||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 166.6 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 23.8 KB 23.8 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 12.8 KB | Display | ![]() |
Images | ![]() | 118.7 KB | ||
Filedesc metadata | ![]() | 7.1 KB | ||
Others | ![]() ![]() ![]() | 139.9 MB 140.7 MB 140.6 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 9b69MC ![]() 9b5zC ![]() 9b60C ![]() 9b61C ![]() 9b63C ![]() 9b64C ![]() 9b67C ![]() 9b68C ![]() 9b6aC C: citing same article ( M: atomic model generated by this map |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
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Annotation | GluA2 flip Q in complex with TARPgamma2 at pH8, class12, structure of NTD | ||||||||||||||||||||
Voxel size | X=Y=Z: 0.82 Å | ||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Additional map: Un-sharpened map: Half2 map: GluA2 flip Q in...
File | emd_44250_additional_1.map | ||||||||||||
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Annotation | Un-sharpened map: Half2 map: GluA2 flip Q in complex with TARPgamma2 at pH8, class12, structure of NTD | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: Half1 map: GluA2 flip Q in complex with...
File | emd_44250_half_map_1.map | ||||||||||||
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Annotation | Half1 map: GluA2 flip Q in complex with TARPgamma2 at pH8, class12, structure of NTD | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: Half2 map: GluA2 flip Q in complex with...
File | emd_44250_half_map_2.map | ||||||||||||
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Annotation | Half2 map: GluA2 flip Q in complex with TARPgamma2 at pH8, class12, structure of NTD | ||||||||||||
Projections & Slices |
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Density Histograms |
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Sample components
-Entire : GluA2 (flip-Q isoform) in complex with TARPgamma2 at 4:4 stoichiometry
Entire | Name: GluA2 (flip-Q isoform) in complex with TARPgamma2 at 4:4 stoichiometry |
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Components |
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-Supramolecule #1: GluA2 (flip-Q isoform) in complex with TARPgamma2 at 4:4 stoichiometry
Supramolecule | Name: GluA2 (flip-Q isoform) in complex with TARPgamma2 at 4:4 stoichiometry type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1 |
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Molecular weight | Theoretical: 500 KDa |
-Supramolecule #2: GluA2 (flip-Q isoform)
Supramolecule | Name: GluA2 (flip-Q isoform) / type: complex / ID: 2 / Parent: 1 / Macromolecule list: #1 |
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Source (natural) | Organism: ![]() ![]() |
-Supramolecule #3: TARPgamma2
Supramolecule | Name: TARPgamma2 / type: complex / ID: 3 / Parent: 1 |
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Source (natural) | Organism: ![]() ![]() |
-Macromolecule #1: Isoform Flip of Glutamate receptor 2
Macromolecule | Name: Isoform Flip of Glutamate receptor 2 / type: protein_or_peptide / ID: 1 / Details: A FLAG epitope tag is inserted near the C-terminus / Number of copies: 4 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() ![]() |
Molecular weight | Theoretical: 99.617492 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MQKIMHISVL LSPVLWGLIF GVSSNSIQIG GLFPRGADQE YSAFRVGMVQ FSTSEFRLTP HIDNLEVANS FAVTNAFCSQ FSRGVYAIF GFYDKKSVNT ITSFCGTLHV SFITPSFPTD GTHPFVIQMR PDLKGALLSL IEYYQWDKFA YLYDSDRGLS T LQAVLDSA ...String: MQKIMHISVL LSPVLWGLIF GVSSNSIQIG GLFPRGADQE YSAFRVGMVQ FSTSEFRLTP HIDNLEVANS FAVTNAFCSQ FSRGVYAIF GFYDKKSVNT ITSFCGTLHV SFITPSFPTD GTHPFVIQMR PDLKGALLSL IEYYQWDKFA YLYDSDRGLS T LQAVLDSA AEKKWQVTAI NVGNINNDKK DETYRSLFQD LELKKERRVI LDCERDKVND IVDQVITIGK HVKGYHYIIA NL GFTDGDL LKIQFGGANV SGFQIVDYDD SLVSKFIERW STLEEKEYPG AHTATIKYTS ALTYDAVQVM TEAFRNLRKQ RIE ISRRGN AGDCLANPAV PWGQGVEIER ALKQVQVEGL SGNIKFDQNG KRINYTINIM ELKTNGPRKI GYWSEVDKMV VTLT ELPSG NDTSGLENKT VVVTTILESP YVMMKKNHEM LEGNERYEGY CVDLAAEIAK HCGFKYKLTI VGDGKYGARD ADTKI WNGM VGELVYGKAD IAIAPLTITL VREEVIDFSK PFMSLGISIM IKKPQKSKPG VFSFLDPLAY EIWMCIVFAY IGVSVV LFL VSRFSPYEWH TEEFEDGRET QSSESTNEFG IFNSLWFSLG AFMQQGCDIS PRSLSGRIVG GVWWFFTLII ISSYTAN LA AFLTVERMVS PIESAEDLSK QTEIAYGTLD SGSTKEFFRR SKIAVFDKMW TYMRSAEPSV FVRTTAEGVA RVRKSKGK Y AYLLESTMNE YIEQRKPCDT MKVGGNLDSK GYDIATPKGS SLGTPVNLAV LKLSEQGVLD KLKNKWWYDK GECGAKDSG SKEKTSALSL SNVAGVFYIL VGGLGLAMLV ALIEFCYKSR AEAKRMKVAK NPQNINPSSS QNSQNFATDY KDDDDKEGYN VYGIESVKI UniProtKB: Glutamate receptor 2 |
-Macromolecule #4: 2-acetamido-2-deoxy-beta-D-glucopyranose
Macromolecule | Name: 2-acetamido-2-deoxy-beta-D-glucopyranose / type: ligand / ID: 4 / Number of copies: 1 / Formula: NAG |
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Molecular weight | Theoretical: 221.208 Da |
Chemical component information | ![]() ChemComp-NAG: |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 10 mg/mL | ||||||||||||
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Buffer | pH: 8 Component:
Details: Tris adjusted to pH 8 using HCl | ||||||||||||
Grid | Model: Quantifoil R1.2/1.3 / Material: COPPER / Mesh: 300 / Support film - Material: CARBON / Support film - topology: HOLEY ARRAY / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 30 sec. | ||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277.15 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
Microscope | TFS KRIOS |
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Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Number grids imaged: 1 / Number real images: 21898 / Average electron dose: 52.8 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.4 µm / Nominal defocus min: 1.0 µm |
Sample stage | Cooling holder cryogen: NITROGEN |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |