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データを開く
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基本情報
| 登録情報 | データベース: PDB / ID: 1ms7 | ||||||
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| タイトル | X-ray structure of the GluR2 ligand-binding core (S1S2J) in complex with (S)-Des-Me-AMPA at 1.97 A resolution, Crystallization in the presence of zinc acetate | ||||||
要素 | Glutamate receptor subunit 2 | ||||||
キーワード | MEMBRANE PROTEIN / Ionotropic glutamate receptor GluR2 / ligand-binding core / agonist complex | ||||||
| 機能・相同性 | 機能・相同性情報spine synapse / dendritic spine neck / dendritic spine head / cellular response to amine stimulus / perisynaptic space / Activation of AMPA receptors / ligand-gated monoatomic cation channel activity / AMPA glutamate receptor activity / response to lithium ion / Trafficking of GluR2-containing AMPA receptors ...spine synapse / dendritic spine neck / dendritic spine head / cellular response to amine stimulus / perisynaptic space / Activation of AMPA receptors / ligand-gated monoatomic cation channel activity / AMPA glutamate receptor activity / response to lithium ion / Trafficking of GluR2-containing AMPA receptors / kainate selective glutamate receptor activity / AMPA glutamate receptor complex / cellular response to glycine / extracellularly glutamate-gated ion channel activity / immunoglobulin binding / asymmetric synapse / ionotropic glutamate receptor complex / conditioned place preference / regulation of receptor recycling / glutamate receptor binding / Unblocking of NMDA receptors, glutamate binding and activation / positive regulation of synaptic transmission / regulation of synaptic transmission, glutamatergic / response to fungicide / cytoskeletal protein binding / glutamate-gated receptor activity / regulation of long-term synaptic depression / extracellular ligand-gated monoatomic ion channel activity / cellular response to brain-derived neurotrophic factor stimulus / glutamate-gated calcium ion channel activity / presynaptic active zone membrane / somatodendritic compartment / dendrite membrane / ionotropic glutamate receptor binding / ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential / ionotropic glutamate receptor signaling pathway / dendrite cytoplasm / synaptic membrane / dendritic shaft / SNARE binding / transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential / synaptic transmission, glutamatergic / PDZ domain binding / protein tetramerization / establishment of protein localization / postsynaptic density membrane / cerebral cortex development / modulation of chemical synaptic transmission / receptor internalization / Schaffer collateral - CA1 synapse / terminal bouton / synaptic vesicle / synaptic vesicle membrane / presynapse / signaling receptor activity / amyloid-beta binding / presynaptic membrane / growth cone / scaffold protein binding / perikaryon / chemical synaptic transmission / dendritic spine / postsynaptic membrane / neuron projection / postsynaptic density / axon / external side of plasma membrane / neuronal cell body / synapse / dendrite / protein kinase binding / protein-containing complex binding / glutamatergic synapse / cell surface / endoplasmic reticulum / protein-containing complex / identical protein binding / membrane / plasma membrane 類似検索 - 分子機能 | ||||||
| 生物種 | ![]() | ||||||
| 手法 | X線回折 / シンクロトロン / 分子置換 / 解像度: 1.97 Å | ||||||
データ登録者 | Kasper, C. / Lunn, M.-L. / Liljefors, T. / Gouaux, E. / Egebjerg, J. / Kastrup, J.S. | ||||||
引用 | ジャーナル: FEBS Lett. / 年: 2002タイトル: GluR2 ligand-binding core complexes: importance of the isoxazolol moiety and 5-substituent for the binding mode of AMPA-type agonists 著者: Kasper, C. / Lunn, M.-L. / Liljefors, T. / Gouaux, E. / Egebjerg, J. / Kastrup, J.S. #1: ジャーナル: J.Mol.Biol. / 年: 2002タイトル: Structural Basis for AMPA Receptor Activation and Ligand Selectivity: Crystal Structures of Five Agonist Complexes with the GluR2 Ligand-binding Core 著者: Hogner, A. / Kastrup, J.S. / Jin, R. / Liljefors, T. / Mayer, M.L. / Egebjerg, J. / Larsen, I. / Gouaux, E. #2: ジャーナル: Neuron / 年: 2000タイトル: Mechanisms for activation and antagonism of an AMPA-sensitive glutamate receptor: crystal structures of the GluR2 ligand binding core 著者: Armstrong, N. / Gouaux, E. #3: ジャーナル: Nature / 年: 2002タイトル: Mechanism of glutamate receptor desensitization 著者: Sun, Y. / Olson, R. / Horning, M. / Armstrong, N. / Mayer, M. / Gouaux, E. #4: ジャーナル: Protein Sci. / 年: 1998タイトル: Probing the ligand binding domain of the GluR2 receptor by proteolysis and deletion mutagenesis defines domain boundaries and yields a crystallizable construct 著者: Chen, G.Q. / Sun, Y. / Jin, R. / Gouaux, E. | ||||||
| 履歴 |
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構造の表示
| 構造ビューア | 分子: Molmil Jmol/JSmol |
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ダウンロードとリンク
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ダウンロード
| PDBx/mmCIF形式 | 1ms7.cif.gz | 192.4 KB | 表示 | PDBx/mmCIF形式 |
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| PDB形式 | pdb1ms7.ent.gz | 149.9 KB | 表示 | PDB形式 |
| PDBx/mmJSON形式 | 1ms7.json.gz | ツリー表示 | PDBx/mmJSON形式 | |
| その他 | その他のダウンロード |
-検証レポート
| 文書・要旨 | 1ms7_validation.pdf.gz | 400.3 KB | 表示 | wwPDB検証レポート |
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| 文書・詳細版 | 1ms7_full_validation.pdf.gz | 410.2 KB | 表示 | |
| XML形式データ | 1ms7_validation.xml.gz | 17.4 KB | 表示 | |
| CIF形式データ | 1ms7_validation.cif.gz | 32.5 KB | 表示 | |
| アーカイブディレクトリ | https://data.pdbj.org/pub/pdb/validation_reports/ms/1ms7 ftp://data.pdbj.org/pub/pdb/validation_reports/ms/1ms7 | HTTPS FTP |
-関連構造データ
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リンク
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集合体
| 登録構造単位 | ![]()
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| 1 | ![]()
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| 2 | ![]()
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| 3 | ![]()
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| 単位格子 |
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| Components on special symmetry positions |
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| 詳細 | The biological assembly is a dimer. Chain A and chain C' (symmetry related: -x, -y, z, shift -1 0 0) form a non-crystallographic dimer. The dimer of chain B can be generated by the two-fold axis: -x, -y, z, shift 0 -1 0. |
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要素
| #1: タンパク質 | 分子量: 29221.682 Da / 分子数: 3 / 断片: GluR2-flop ligand-binding core (S1S2J) / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() #2: 化合物 | ChemComp-ZN / #3: 化合物 | #4: 水 | ChemComp-HOH / | Has protein modification | Y | |
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-実験情報
-実験
| 実験 | 手法: X線回折 / 使用した結晶の数: 1 |
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試料調製
| 結晶 | マシュー密度: 2.49 Å3/Da / 溶媒含有率: 50.58 % | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| 結晶化 | 温度: 279 K / 手法: 蒸気拡散法, ハンギングドロップ法 / pH: 6.5 詳細: 17% PEG 8000, 0.05M zinc acetate, 0.1M cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 279K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 結晶化 | *PLUS 温度: 6 ℃ / pH: 7.4 / 手法: 蒸気拡散法, ハンギングドロップ法 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 溶液の組成 | *PLUS
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-データ収集
| 回折 | 平均測定温度: 100 K |
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| 放射光源 | 由来: シンクロトロン / サイト: EMBL/DESY, HAMBURG / ビームライン: BW7B / 波長: 0.8456 Å |
| 検出器 | タイプ: MARRESEARCH / 検出器: CCD / 日付: 2001年8月17日 |
| 放射 | プロトコル: SINGLE WAVELENGTH / 単色(M)・ラウエ(L): M / 散乱光タイプ: x-ray |
| 放射波長 | 波長: 0.8456 Å / 相対比: 1 |
| 反射 | 解像度: 1.97→20 Å / Num. all: 62567 / Num. obs: 62567 / % possible obs: 99.5 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / 冗長度: 5.6 % / Biso Wilson estimate: 20.8 Å2 / Rmerge(I) obs: 0.118 / Net I/σ(I): 12.1 |
| 反射 シェル | 解像度: 1.97→2.02 Å / Rmerge(I) obs: 0.652 / Mean I/σ(I) obs: 2.2 / Num. unique all: 3893 / % possible all: 94.6 |
| 反射 | *PLUS 最低解像度: 20 Å / 冗長度: 5.2 % |
| 反射 シェル | *PLUS % possible obs: 94.6 % |
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解析
| ソフトウェア |
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| 精密化 | 構造決定の手法: 分子置換開始モデル: PDB entry 1MQD 解像度: 1.97→16.56 Å / Rfactor Rfree error: 0.006 / Data cutoff high rms absF: 2413200 / Isotropic thermal model: RESTRAINED / 交差検証法: THROUGHOUT / σ(F): 0 / σ(I): 0 / 立体化学のターゲット値: Engh & Huber 詳細: The first three N-terminal residues and the last two C-terminal residues were not located in the electron density map. The side chains of the following residues are not fully defined: Lys ...詳細: The first three N-terminal residues and the last two C-terminal residues were not located in the electron density map. The side chains of the following residues are not fully defined: Lys A18, Glu A24, Glu A27, Lys A47, Glu A122, Gln A127, Glu A142, Lys A148, Lys A154, Glu A163, Lys A237, Lys A246, Lys A255, Glu B24, Ala B63, Asp B64, Lys B66, Glu B142, Lys B148, Lys B246, Lys B255, Lys C18, Glu C21, Glu C24, Lys C42, Asp C64, Lys C66, Arg C169, Lys C255
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| 溶媒の処理 | 溶媒モデル: FLAT MODEL / Bsol: 73.6754 Å2 / ksol: 0.428266 e/Å3 | |||||||||||||||||||||||||
| 原子変位パラメータ | Biso mean: 26.3 Å2
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| Refine analyze |
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| 精密化ステップ | サイクル: LAST / 解像度: 1.97→16.56 Å
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| 拘束条件 |
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| LS精密化 シェル | 解像度: 1.97→2.09 Å / Rfactor Rfree error: 0.018 / Total num. of bins used: 6
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| Xplor file |
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| 精密化 | *PLUS 最低解像度: 20 Å / Rfactor Rfree: 0.212 | |||||||||||||||||||||||||
| 溶媒の処理 | *PLUS | |||||||||||||||||||||||||
| 原子変位パラメータ | *PLUS | |||||||||||||||||||||||||
| 拘束条件 | *PLUS
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