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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: 1i1f | ||||||
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| タイトル | Crystal structure of human class i mhc (hla-a2.1) complexed with beta 2-microglobulin and hiv-rt variant peptide i1y | ||||||
要素 |
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キーワード | IMMUNE SYSTEM / HUMAN CLASS I MHC / HIV | ||||||
| 機能・相同性 | 機能・相同性情報positive regulation of memory T cell activation / T cell mediated cytotoxicity directed against tumor cell target / TAP complex binding / Golgi medial cisterna / 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 / CD8 receptor binding / antigen processing and presentation of exogenous peptide antigen via MHC class I / beta-2-microglobulin binding ...positive regulation of memory T cell activation / T cell mediated cytotoxicity directed against tumor cell target / TAP complex binding / Golgi medial cisterna / 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 / CD8 receptor binding / antigen processing and presentation of exogenous peptide antigen via MHC class I / beta-2-microglobulin binding / endoplasmic reticulum exit site / TAP binding / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-dependent / protection from natural killer cell mediated cytotoxicity / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent / antigen processing and presentation of endogenous peptide antigen via MHC class Ib / detection of bacterium / T cell receptor binding / negative regulation of receptor binding / early endosome lumen / Nef mediated downregulation of MHC class I complex cell surface expression / DAP12 interactions / transferrin transport / cellular response to iron ion / lumenal side of endoplasmic reticulum membrane / Endosomal/Vacuolar pathway / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / peptide antigen assembly with MHC class II protein complex / cellular response to iron(III) ion / MHC class II protein complex / 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 iron ion transport / regulation of erythrocyte differentiation / HFE-transferrin receptor complex / response to molecule of bacterial origin / MHC class I peptide loading complex / T cell mediated cytotoxicity / positive regulation of T cell cytokine production / antigen processing and presentation of endogenous peptide antigen via MHC class I / antigen processing and presentation of exogenous peptide antigen via MHC class II / positive regulation of immune response / MHC class I protein complex / positive regulation of T cell activation / peptide antigen binding / positive regulation of receptor-mediated endocytosis / negative regulation of neurogenesis / cellular response to nicotine / positive regulation of T cell mediated cytotoxicity / multicellular organismal-level iron ion homeostasis / specific granule lumen / positive regulation of type II interferon production / phagocytic vesicle membrane / recycling endosome membrane / Interferon gamma signaling / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / negative regulation of epithelial cell proliferation / MHC class II protein complex binding / Interferon alpha/beta signaling / Modulation by Mtb of host immune system / late endosome membrane / sensory perception of smell / positive regulation of cellular senescence / antibacterial humoral response / tertiary granule lumen / DAP12 signaling / T cell differentiation in thymus / T cell receptor signaling pathway / E3 ubiquitin ligases ubiquitinate target proteins / negative regulation of neuron projection development / ER-Phagosome pathway / protein refolding / early endosome membrane / protein homotetramerization / amyloid fibril formation / intracellular iron ion homeostasis / learning or memory / defense response to Gram-positive bacterium / immune response / endoplasmic reticulum lumen / Amyloid fiber formation / signaling receptor binding / Golgi membrane / lysosomal membrane / innate immune response / external side of plasma membrane / focal adhesion / Neutrophil degranulation / endoplasmic reticulum membrane / SARS-CoV-2 activates/modulates innate and adaptive immune responses / structural molecule activity / cell surface / endoplasmic reticulum / Golgi apparatus / protein homodimerization activity / extracellular space / RNA binding / extracellular exosome 類似検索 - 分子機能 | ||||||
| 生物種 | Homo sapiens (ヒト) | ||||||
| 手法 | X線回折 / 分子置換 / 解像度: 2.8 Å | ||||||
データ登録者 | Kirksey, T.J. / Pogue-Caley, R.R. / Frelinger, J.A. / Collins, E.J. | ||||||
引用 | ジャーナル: J.Biol.Chem. / 年: 1999タイトル: The structural basis for the increased immunogenicity of two HIV-reverse transcriptase peptide variant/class I major histocompatibility complexes. 著者: Kirksey, T.J. / Pogue-Caley, R.R. / Frelinger, J.A. / Collins, E.J. | ||||||
| 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 | 1i1f.cif.gz | 158 KB | 表示 | PDBx/mmCIF形式 |
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| PDB形式 | pdb1i1f.ent.gz | 125.7 KB | 表示 | PDB形式 |
| PDBx/mmJSON形式 | 1i1f.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 | 1i1f_validation.pdf.gz | 436.5 KB | 表示 | wwPDB検証レポート |
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| 文書・詳細版 | 1i1f_full_validation.pdf.gz | 466.6 KB | 表示 | |
| XML形式データ | 1i1f_validation.xml.gz | 20.6 KB | 表示 | |
| CIF形式データ | 1i1f_validation.cif.gz | 29.5 KB | 表示 | |
| アーカイブディレクトリ | https://data.pdbj.org/pub/pdb/validation_reports/i1/1i1f ftp://data.pdbj.org/pub/pdb/validation_reports/i1/1i1f | 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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| 単位格子 |
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| 非結晶学的対称性 (NCS) | NCS oper: (Code: given Matrix: (-0.91, 0.4146, 0.0008), ベクター: |
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要素
| #1: タンパク質 | 分子量: 31854.203 Da / 分子数: 2 / 断片: PEPTIDE-BINDING DOMAIN + ALPHA3 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 細胞内の位置: CYTOPLASM / プラスミド: PLM1 / 発現宿主: ![]() #2: タンパク質 | 分子量: 11879.356 Da / 分子数: 2 / 断片: BETA 2-MICROGLOBULIN / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 細胞内の位置: CYTOPLASM / プラスミド: PLM1 / 発現宿主: ![]() #3: タンパク質・ペプチド | 分子量: 1027.215 Da / 分子数: 2 / 断片: RESIDUES 309-317 / Mutation: I1F / 由来タイプ: 合成 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: 2.5 Å3/Da / 溶媒含有率: 46 % | |||||||||||||||||||||||||
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| 結晶化 | pH: 6.5 詳細: PROTEIN WAS CRYSTALLIZED IN THE HANGING DROP VAPOR DIFFUSION METHOD. THE RESERVOIR SOLUTION CONTAINED 16% PEG8000 IN 25MM MES BUFFER, PH6.5. THE HANGING DROP WAS A 1:1 MIXTURE OF THE ...詳細: PROTEIN WAS CRYSTALLIZED IN THE HANGING DROP VAPOR DIFFUSION METHOD. THE RESERVOIR SOLUTION CONTAINED 16% PEG8000 IN 25MM MES BUFFER, PH6.5. THE HANGING DROP WAS A 1:1 MIXTURE OF THE RESERVOIR SOLUTION AND THE PROTEIN SOLUTION WHICH CONTAINED 10MG/ML PROTEIN IN 25MM MES BUFFER, PH6.5. | |||||||||||||||||||||||||
| 結晶化 | *PLUS 手法: 蒸気拡散法, ハンギングドロップ法詳細: drop consists of 1:1 mixture of well and protein solutions | |||||||||||||||||||||||||
| 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: 回転陽極 / タイプ: RIGAKU RU200 / 波長: 1.5418 |
| 検出器 | タイプ: RIGAKU RAXIS IIC / 検出器: IMAGE PLATE / 日付: 1997年12月1日 / 詳細: MIRRORS |
| 放射 | モノクロメーター: NI FILTER / 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: 1.5418 Å / 相対比: 1 |
| 反射 | 解像度: 2.8→30 Å / Num. obs: 21030 / % possible obs: 99.2 % / Observed criterion σ(I): 0 / 冗長度: 7 % / Biso Wilson estimate: 45.5 Å2 / Rmerge(I) obs: 0.11 / Net I/σ(I): 13.2 |
| 反射 シェル | 解像度: 2.8→2.9 Å / 冗長度: 3 % / Rmerge(I) obs: 0.32 / Mean I/σ(I) obs: 4.2 / % possible all: 98.6 |
| 反射 | *PLUS Num. measured all: 148065 |
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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 1HHH 解像度: 2.8→15 Å / SU B: 0.2 / SU ML: 0.42 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R Free: 0.53
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| 原子変位パラメータ | Biso mean: 43.2 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 精密化ステップ | サイクル: LAST / 解像度: 2.8→15 Å
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| 拘束条件 |
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| ソフトウェア | *PLUS 名称: REFMAC / 分類: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 拘束条件 | *PLUS
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コントローラー
万見について




Homo sapiens (ヒト)
X線回折
引用





















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