+データを開く
-基本情報
登録情報 | データベース: PDB / ID: 6ewa | ||||||
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タイトル | Crystal structure of HLA-A2 in complex with LILRB1 | ||||||
要素 |
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キーワード | IMMUNE SYSTEM (免疫系) / LILRB1 / peptide-MHC complex / HLA-A2 / peptide conformation (タンパク質構造) / crystallisation chaperone | ||||||
機能・相同性 | 機能・相同性情報 HLA-A specific inhibitory MHC class I receptor activity / positive regulation of gamma-delta T cell activation involved in immune response / MHC class Ib protein complex binding / inhibitory MHC class I receptor activity / HLA-B specific inhibitory MHC class I receptor activity / negative regulation of dendritic cell differentiation / immune response-inhibiting cell surface receptor signaling pathway / MHC class Ib protein binding / Fc receptor mediated inhibitory signaling pathway / negative regulation of mononuclear cell proliferation ...HLA-A specific inhibitory MHC class I receptor activity / positive regulation of gamma-delta T cell activation involved in immune response / MHC class Ib protein complex binding / inhibitory MHC class I receptor activity / HLA-B specific inhibitory MHC class I receptor activity / negative regulation of dendritic cell differentiation / immune response-inhibiting cell surface receptor signaling pathway / MHC class Ib protein binding / Fc receptor mediated inhibitory signaling pathway / negative regulation of mononuclear cell proliferation / MHC class Ib receptor activity / negative regulation of T cell mediated cytotoxicity / MHC class I receptor activity / negative regulation of CD8-positive, alpha-beta T cell activation / negative regulation of transforming growth factor beta production / negative regulation of alpha-beta T cell activation / negative regulation of serotonin secretion / negative regulation of cytokine production involved in immune response / dendritic cell differentiation / negative regulation of T cell activation via T cell receptor contact with antigen bound to MHC molecule on antigen presenting cell / protein phosphatase 1 binding / negative regulation of osteoclast development / negative regulation of interleukin-12 production / negative regulation of endocytosis / negative regulation of interferon-beta production / negative regulation of dendritic cell apoptotic process / integrase activity / positive regulation of macrophage cytokine production / T cell proliferation involved in immune response / negative regulation of natural killer cell mediated cytotoxicity / Integration of viral DNA into host genomic DNA / Autointegration results in viral DNA circles / negative regulation of interleukin-10 production / Minus-strand DNA synthesis / Plus-strand DNA synthesis / Uncoating of the HIV Virion / 2-LTR circle formation / Early Phase of HIV Life Cycle / Vpr-mediated nuclear import of PICs / Integration of provirus / APOBEC3G mediated resistance to HIV-1 infection / negative regulation of calcium ion transport / T cell mediated cytotoxicity directed against tumor cell target / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-dependent / positive regulation of memory T cell activation / TAP complex binding / negative regulation of type II interferon production / negative regulation of tumor necrosis factor production / antigen processing and presentation of exogenous peptide antigen via MHC class I / Golgi medial cisterna / negative regulation of cell cycle / 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 / MHC class I protein binding / Binding and entry of HIV virion / endoplasmic reticulum exit site / beta-2-microglobulin binding / TAP binding / protection from natural killer cell mediated cytotoxicity / ウイルスのライフサイクル / negative regulation of T cell proliferation / positive regulation of defense response to virus by host / 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 / SH2 domain binding / T cell receptor binding / positive regulation of ferrous iron binding / positive regulation of transferrin receptor binding / positive regulation of receptor binding / early endosome lumen / Nef mediated downregulation of MHC class I complex cell surface expression / DAP12 interactions / negative regulation of receptor binding / lumenal side of endoplasmic reticulum membrane / Endosomal/Vacuolar pathway / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / Assembly Of The HIV Virion / HIV-1 retropepsin / response to virus / : / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / cellular response to iron(III) ion / negative regulation of forebrain neuron differentiation / retroviral ribonuclease H / Budding and maturation of HIV virion / exoribonuclease H / ER to Golgi transport vesicle membrane / peptide antigen assembly with MHC class I protein complex / response to molecule of bacterial origin / regulation of erythrocyte differentiation / regulation of iron ion transport / : / MHC class I peptide loading complex / exoribonuclease H activity / HFE-transferrin receptor complex / receptor internalization / T cell mediated cytotoxicity 類似検索 - 分子機能 | ||||||
生物種 | Homo sapiens (ヒト) Human immunodeficiency virus 1 (ヒト免疫不全ウイルス) | ||||||
手法 | X線回折 / シンクロトロン / 分子置換 / 解像度: 2.39 Å | ||||||
Model details | ================CATEGORY 5: Authors of Structure============================ Enter authors of the ...================CATEGORY 5: Authors of Structure============================ Enter authors of the deposited structures (e.g. Surname, F.M.) | ||||||
データ登録者 | Stones, D.H. / Willcox, B.E. / Mohammed, F. | ||||||
引用 | ジャーナル: J. Immunol. Methods / 年: 2019 タイトル: Application of the immunoregulatory receptor LILRB1 as a crystallisation chaperone for human class I MHC complexes. 著者: Mohammed, F. / Stones, D.H. / Willcox, B.E. | ||||||
履歴 |
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-構造の表示
構造ビューア | 分子: MolmilJmol/JSmol |
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-ダウンロードとリンク
-ダウンロード
PDBx/mmCIF形式 | 6ewa.cif.gz | 235.2 KB | 表示 | PDBx/mmCIF形式 |
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PDB形式 | pdb6ewa.ent.gz | 187.8 KB | 表示 | PDB形式 |
PDBx/mmJSON形式 | 6ewa.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/ew/6ewa ftp://data.pdbj.org/pub/pdb/validation_reports/ew/6ewa | HTTPS FTP |
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-関連構造データ
-リンク
-集合体
登録構造単位 |
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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: 31951.316 Da / 分子数: 2 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: HLA-A, HLAA / プラスミド: pGMT7 / 発現宿主: Escherichia coli BL21(DE3) (大腸菌) / Variant (発現宿主): pLysS / 参照: UniProt: P01892, UniProt: P04439*PLUS #2: タンパク質 | 分子量: 11748.160 Da / 分子数: 2 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: B2M, CDABP0092, HDCMA22P / プラスミド: pGMT7 / 発現宿主: Escherichia coli BL21(DE3) (大腸菌) / Variant (発現宿主): pLysS / 参照: UniProt: P61769 #3: タンパク質・ペプチド | 分子量: 993.199 Da / 分子数: 2 / 由来タイプ: 合成 由来: (合成) Human immunodeficiency virus 1 (ヒト免疫不全ウイルス) 参照: UniProt: Q9WGX1, UniProt: P04585*PLUS #4: タンパク質 | 分子量: 21747.340 Da / 分子数: 2 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: LILRB1 / プラスミド: pET23a / 発現宿主: Escherichia coli BL21(DE3) (大腸菌) / Variant (発現宿主): pLysS / 参照: UniProt: D9IDM8, UniProt: Q8NHL6*PLUS #5: 水 | ChemComp-HOH / | |
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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: 2.83 Å3/Da / 溶媒含有率: 56.47 % |
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結晶化 | 温度: 298 K / 手法: 蒸気拡散法, ハンギングドロップ法 詳細: 17.5% PEG 3350, 0.2M Ammonium acetate, 0.1M Tris HCL |
-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: ESRF / ビームライン: ID14-4 / 波長: 0.93927 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
検出器 | タイプ: ADSC QUANTUM 4 / 検出器: CCD / 日付: 2006年11月8日 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
放射 | モノクロメーター: mirrors / 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: 0.93927 Å / 相対比: 1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
反射 | 解像度: 2.39→48.679 Å / Num. obs: 60013 / % possible obs: 99.6 % / 冗長度: 9.6 % / Rmerge(I) obs: 0.122 / Rpim(I) all: 0.042 / Rrim(I) all: 0.13 / Rsym value: 0.122 / Net I/av σ(I): 5.2 / Net I/σ(I): 17.1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
反射 シェル | Diffraction-ID: 1
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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: 1P7Q 解像度: 2.39→44.59 Å / Cor.coef. Fo:Fc: 0.919 / Cor.coef. Fo:Fc free: 0.881 / SU B: 9.434 / SU ML: 0.214 / SU R Cruickshank DPI: 0.3572 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.357 / ESU R Free: 0.268 詳細: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES : REFINED INDIVIDUALLY
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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: 1.2 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
原子変位パラメータ | Biso max: 110.82 Å2 / Biso mean: 35.594 Å2 / Biso min: 14.51 Å2
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精密化ステップ | サイクル: final / 解像度: 2.39→44.59 Å
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拘束条件 |
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LS精密化 シェル | 解像度: 2.392→2.454 Å / Rfactor Rfree error: 0 / Total num. of bins used: 20
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