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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: 2j8u | ||||||
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| タイトル | Large CDR3a loop alteration as a function of MHC mutation. | ||||||
要素 |
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キーワード | IMMUNE SYSTEM / GLYCOPROTEIN / TRANSMEMBRANE / MHC I / MEMBRANE / SECRETED / GLYCATION / IMMUNOGLOBULIN DOMAIN / HOST-VIRUS INTERACTION / PYRROLIDONE CARBOXYLIC ACID / IMMUNE RESPONSE / DISEASE MUTATION / IMUNOREGULATORY COMPLEX / CLASS I MHC-TCR CO-CRYSTAL | ||||||
| 機能・相同性 | 機能・相同性情報Phosphorylation of CD3 and TCR zeta chains / Translocation of ZAP-70 to Immunological synapse / EMC complex / Co-inhibition by PD-1 / protein insertion into ER membrane by stop-transfer membrane-anchor sequence / Generation of second messenger molecules / tail-anchored membrane protein insertion into ER membrane / Downstream TCR signaling / alpha-beta T cell receptor complex / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell ...Phosphorylation of CD3 and TCR zeta chains / Translocation of ZAP-70 to Immunological synapse / EMC complex / Co-inhibition by PD-1 / protein insertion into ER membrane by stop-transfer membrane-anchor sequence / Generation of second messenger molecules / tail-anchored membrane protein insertion into ER membrane / Downstream TCR signaling / alpha-beta T cell receptor complex / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / positive regulation of memory T cell activation / T cell mediated cytotoxicity directed against tumor cell target / positive regulation of CD8-positive, alpha-beta T cell activation / CD8-positive, alpha-beta T cell activation / positive regulation of CD8-positive, alpha-beta T cell proliferation / T cell receptor complex / T cell lineage commitment / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-dependent / TAP complex binding / antigen processing and presentation of exogenous peptide antigen via MHC class I / Golgi medial cisterna / CD8 receptor binding / protection from natural killer cell mediated cytotoxicity / beta-2-microglobulin binding / endoplasmic reticulum exit site / TAP binding / detection of bacterium / antigen processing and presentation of endogenous peptide antigen via MHC class Ib / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent / T cell receptor binding / early endosome lumen / Nef mediated downregulation of MHC class I complex cell surface expression / DAP12 interactions / Endosomal/Vacuolar pathway / T cell mediated cytotoxicity / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / response to bacterium / lumenal side of endoplasmic reticulum membrane / regulation of iron ion transport / cellular response to iron(III) ion / negative regulation of iron ion transport / negative regulation of forebrain neuron differentiation / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / ER to Golgi transport vesicle membrane / peptide antigen assembly with MHC class I protein complex / regulation of erythrocyte differentiation / response to molecule of bacterial origin / HFE-transferrin receptor complex / transferrin transport / MHC class I peptide loading complex / cellular response to iron ion / negative regulation of receptor-mediated endocytosis / positive regulation of T cell cytokine production / antigen processing and presentation of endogenous peptide antigen via MHC class I / MHC class I protein complex / peptide antigen assembly with MHC class II protein complex / negative regulation of neurogenesis / cellular response to nicotine / MHC class II protein complex / positive regulation of receptor-mediated endocytosis / multicellular organismal-level iron ion homeostasis / positive regulation of T cell mediated cytotoxicity / specific granule lumen / positive regulation of immune response / antigen processing and presentation of exogenous peptide antigen via MHC class II / peptide antigen binding / phagocytic vesicle membrane / positive regulation of type II interferon production / recycling endosome membrane / positive regulation of T cell activation / negative regulation of epithelial cell proliferation / Interferon gamma signaling / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / Interferon alpha/beta signaling / Modulation by Mtb of host immune system / positive regulation of cellular senescence / sensory perception of smell / tertiary granule lumen / MHC class II protein complex binding / DAP12 signaling / T cell differentiation in thymus / late endosome membrane / T cell receptor signaling pathway / negative regulation of neuron projection development / E3 ubiquitin ligases ubiquitinate target proteins / antibacterial humoral response / carbohydrate binding / ER-Phagosome pathway / protein refolding / early endosome membrane / amyloid fibril formation / protein homotetramerization / intracellular iron ion homeostasis / adaptive immune response / learning or memory / cell surface receptor signaling pathway / defense response to Gram-positive bacterium / immune response / endoplasmic reticulum lumen / Amyloid fiber formation 類似検索 - 分子機能 | ||||||
| 生物種 | Homo sapiens (ヒト)![]() HOMO SAPIENS (ヒト) | ||||||
| 手法 | X線回折 / シンクロトロン / 分子置換 / 解像度: 2.88 Å | ||||||
データ登録者 | Miller, P.J. / Benhar, Y.P. / Biddison, W. / Collins, E.J. | ||||||
引用 | ジャーナル: J. Mol. Biol. / 年: 2007タイトル: Single MHC mutation eliminates enthalpy associated with T cell receptor binding. 著者: Miller, P.J. / Pazy, Y. / Conti, B. / Riddle, D. / Appella, E. / Collins, E.J. | ||||||
| 履歴 |
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| Remark 700 | SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN ... SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED. |
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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 | 2j8u.cif.gz | 320.9 KB | 表示 | PDBx/mmCIF形式 |
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| PDB形式 | pdb2j8u.ent.gz | 262.8 KB | 表示 | PDB形式 |
| PDBx/mmJSON形式 | 2j8u.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
| アーカイブディレクトリ | https://data.pdbj.org/pub/pdb/validation_reports/j8/2j8u ftp://data.pdbj.org/pub/pdb/validation_reports/j8/2j8u | HTTPS FTP |
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-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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| 単位格子 |
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要素
| #1: タンパク質 | 分子量: 31796.098 Da / 分子数: 2 / 断片: ECTO-DOMAIN, RESIDUES 25-299 / 変異: K66A / 由来タイプ: 組換発現 詳細: MUTATION OF HLA-A2.1 AT POSITION 66 LYSINE TO ALANINE 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: HLA-A, HLAA / 発現宿主: ![]() #2: タンパク質 | 分子量: 11879.356 Da / 分子数: 2 / 由来タイプ: 組換発現 / 詳細: HAS EXTRA METHIONINE DUE TO E. COLI EXPRESSION / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: B2M, CDABP0092, HDCMA22P / 発現宿主: ![]() #3: タンパク質・ペプチド | 分子量: 1049.263 Da / 分子数: 2 / 由来タイプ: 合成 詳細: SELF-PEPTIDE RECOGNIZED BY AHIII T CELL CLONE WHEN PRESENTED BY HLA-A2.1 由来: (合成) HOMO SAPIENS (ヒト) / 参照: UniProt: Q9NPA0*PLUS#4: タンパク質 | 分子量: 21656.322 Da / 分子数: 2 / 断片: ECTODOMAIN / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() #5: タンパク質 | 分子量: 26890.883 Da / 分子数: 2 / 断片: ECTODOMAIN / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() 構成要素の詳細 | ENGINEERED | Has protein modification | Y | 配列の詳細 | MUTANT K66A ADDITIONAL | |
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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: 2.45 Å3/Da / 溶媒含有率: 29.86 % / 解説: NONE |
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| 結晶化 | pH: 6.5 / 詳細: 1.0 M NACL 20% PEG 8000 MES, PH 6.5 |
-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: APS / ビームライン: 22-ID / 波長: 1 |
| 検出器 | タイプ: MARRESEARCH / 検出器: CCD / 日付: 2005年2月2日 / 詳細: MIRRORS |
| 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: 1 Å / 相対比: 1 |
| 反射 | 解像度: 2.88→30 Å / Num. obs: 38683 / % possible obs: 94.8 % / Observed criterion σ(I): 0 / 冗長度: 3.4 % / Rmerge(I) obs: 0.08 / Net I/σ(I): 7 |
| 反射 シェル | 解像度: 2.88→3 Å / 冗長度: 2.3 % / Rmerge(I) obs: 0.42 / Mean I/σ(I) obs: 1.3 / % possible all: 69 |
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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 1LP9 解像度: 2.88→122.17 Å / Cor.coef. Fo:Fc: 0.906 / Cor.coef. Fo:Fc free: 0.872 / SU B: 52.965 / SU ML: 0.46 / TLS residual ADP flag: LIKELY RESIDUAL / 交差検証法: THROUGHOUT / ESU R Free: 0.506 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. RESIDUES IN THE TCR ALPHA CHAINS E AND L 50- 59 ARE COMPLETELY DISORDERED IN THE STRUCTURE AND THUS THE COORDINATES HAVE AN OCCUPANCY OF 0.0
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| 溶媒の処理 | イオンプローブ半径: 0.8 Å / 減衰半径: 0.8 Å / VDWプローブ半径: 1.4 Å / 溶媒モデル: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 原子変位パラメータ | Biso mean: 46.64 Å2
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| 精密化ステップ | サイクル: LAST / 解像度: 2.88→122.17 Å
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| 拘束条件 |
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万見について




Homo sapiens (ヒト)
X線回折
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