+データを開く
-基本情報
登録情報 | データベース: PDB / ID: 7mkb | ||||||
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タイトル | Human leukocyte antigen A*0201 in complex with SARS-CoV-2 epitope YLQPRTFLL | ||||||
要素 |
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キーワード | IMMUNE SYSTEM/VIRAL PROTEIN / SARS-CoV-2 / CD8+ / epitope / HLA / human major histocompatibility complex / MHC-I / YLQPRTFLL / HLA-A2 / HLA-A*02:01 IMMUNE SYSTEM-VIRAL PROTEIN complex / IMMUNE SYSTEM-VIRAL PROTEIN complex | ||||||
機能・相同性 | 機能・相同性情報 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 / negative regulation of receptor binding / DAP12 interactions / 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 / cellular response to iron ion ...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 / negative regulation of receptor binding / DAP12 interactions / 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 / cellular response to iron ion / Endosomal/Vacuolar pathway / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / cellular response to iron(III) ion / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / negative regulation of forebrain neuron differentiation / regulation of erythrocyte differentiation / peptide antigen assembly with MHC class I protein complex / ER to Golgi transport vesicle membrane / regulation of iron ion transport / response to molecule of bacterial origin / MHC class I peptide loading complex / HFE-transferrin receptor complex / T cell mediated cytotoxicity / positive regulation of T cell cytokine production / antigen processing and presentation of endogenous peptide antigen via MHC class I / MHC class I protein complex / negative regulation of neurogenesis / positive regulation of receptor-mediated endocytosis / peptide antigen assembly with MHC class II protein complex / multicellular organismal-level iron ion homeostasis / MHC class II protein complex / cellular response to nicotine / specific granule lumen / positive regulation of cellular senescence / positive regulation of T cell mediated cytotoxicity / recycling endosome membrane / phagocytic vesicle membrane / peptide antigen binding / antigen processing and presentation of exogenous peptide antigen via MHC class II / negative regulation of epithelial cell proliferation / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / positive regulation of immune response / Interferon gamma signaling / Modulation by Mtb of host immune system / positive regulation of T cell activation / sensory perception of smell / negative regulation of neuron projection development / positive regulation of protein binding / tertiary granule lumen / DAP12 signaling / MHC class II protein complex binding / late endosome membrane / iron ion transport / ER-Phagosome pathway / T cell differentiation in thymus / early endosome membrane / protein refolding / protein homotetramerization / intracellular iron ion homeostasis / Maturation of spike protein / viral translation / Translation of Structural Proteins / Virion Assembly and Release / host cell surface / host extracellular space / suppression by virus of host tetherin activity / amyloid fibril formation / Induction of Cell-Cell Fusion / structural constituent of virion / entry receptor-mediated virion attachment to host cell / host cell endoplasmic reticulum-Golgi intermediate compartment membrane / membrane fusion / receptor-mediated endocytosis of virus by host cell / Attachment and Entry / positive regulation of viral entry into host cell / learning or memory / receptor-mediated virion attachment to host cell / receptor ligand activity / host cell surface receptor binding / symbiont-mediated suppression of host innate immune response / immune response / Amyloid fiber formation / endoplasmic reticulum lumen / lysosomal membrane / Golgi membrane / external side of plasma membrane / fusion of virus membrane with host plasma membrane / signaling receptor binding / focal adhesion / fusion of virus membrane with host endosome membrane / viral envelope / Neutrophil degranulation / virion attachment to host cell / SARS-CoV-2 activates/modulates innate and adaptive immune responses / host cell plasma membrane / structural molecule activity / virion membrane / Golgi apparatus / endoplasmic reticulum / protein homodimerization activity 類似検索 - 分子機能 | ||||||
生物種 | Homo sapiens (ヒト) Severe acute respiratory syndrome coronavirus 2 (ウイルス) | ||||||
手法 | X線回折 / シンクロトロン / 分子置換 / 解像度: 1.9 Å | ||||||
データ登録者 | Nyovanie, S.T. / Patskovsky, Y. / Krogsgaard, M. | ||||||
資金援助 | 米国, 1件
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引用 | ジャーナル: To be Published タイトル: Human leukocyte antigen A*0201 in complex with SARS-CoV-2 epitope YLQPRTFLL 著者: Nyovanie, S.T. / Patskovsky, Y. / Krogsgaard, M. | ||||||
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 | 7mkb.cif.gz | 103 KB | 表示 | PDBx/mmCIF形式 |
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PDB形式 | pdb7mkb.ent.gz | 76 KB | 表示 | PDB形式 |
PDBx/mmJSON形式 | 7mkb.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 | 7mkb_validation.pdf.gz | 441.1 KB | 表示 | wwPDB検証レポート |
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文書・詳細版 | 7mkb_full_validation.pdf.gz | 442.5 KB | 表示 | |
XML形式データ | 7mkb_validation.xml.gz | 19.8 KB | 表示 | |
CIF形式データ | 7mkb_validation.cif.gz | 28.9 KB | 表示 | |
アーカイブディレクトリ | https://data.pdbj.org/pub/pdb/validation_reports/mk/7mkb ftp://data.pdbj.org/pub/pdb/validation_reports/mk/7mkb | HTTPS FTP |
-関連構造データ
関連構造データ | 7lg2S S: 精密化の開始モデル |
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類似構造データ |
-リンク
-集合体
登録構造単位 |
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1 |
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単位格子 |
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-要素
#1: タンパク質 | 分子量: 31725.088 Da / 分子数: 1 / 断片: UNP residues 25-298 / 由来タイプ: 組換発現 / 由来: (組換発現) Homo sapiens (ヒト) / 遺伝子: HLA-A / プラスミド: pET30A / 発現宿主: Escherichia coli BL21(DE3) (大腸菌) / 参照: UniProt: U5YJM1 | ||||||
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#2: タンパク質 | 分子量: 11879.356 Da / 分子数: 1 / 断片: UNP residues 21-119 / 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 / 発現宿主: Escherichia coli BL21(DE3) (大腸菌) / 参照: UniProt: P61769 | ||||||
#3: タンパク質・ペプチド | 分子量: 1151.377 Da / 分子数: 1 / 断片: epitope YLQPRTFLL (UNP residues 269-277) / 由来タイプ: 合成 由来: (合成) Severe acute respiratory syndrome coronavirus 2 (ウイルス) 参照: UniProt: P0DTC2 | ||||||
#4: 化合物 | ChemComp-GOL / #5: 水 | ChemComp-HOH / | 研究の焦点であるリガンドがあるか | N | Has protein modification | Y | |
-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: 2.63 Å3/Da / 溶媒含有率: 53.25 % / 解説: plate |
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結晶化 | 温度: 290 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 5.5 詳細: 17% PEG10000, 0.1 M Bis-Tris, pH 5.5, 0.1 M ammonium acetate |
-データ収集
回折 | 平均測定温度: 100 K / Serial crystal experiment: N |
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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: 19-ID / 波長: 0.9794 Å |
検出器 | タイプ: DECTRIS PILATUS3 X 6M / 検出器: PIXEL / 日付: 2021年4月9日 / 詳細: SI 111 CRYSTAL |
放射 | モノクロメーター: Si(111) / 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: 0.9794 Å / 相対比: 1 |
反射 | 解像度: 1.9→49.97 Å / Num. obs: 37735 / % possible obs: 99.7 % / 冗長度: 5.4 % / Rmerge(I) obs: 0.13 / Net I/σ(I): 7.5 |
反射 シェル | 解像度: 1.9→1.94 Å / 冗長度: 4.8 % / Rmerge(I) obs: 0.73 / Mean I/σ(I) obs: 2.2 / Num. unique obs: 2342 / CC1/2: 0.7 / % possible all: 97.8 |
-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 7LG2 解像度: 1.9→49.97 Å / Cor.coef. Fo:Fc: 0.966 / Cor.coef. Fo:Fc free: 0.947 / SU B: 3.502 / SU ML: 0.099 / 交差検証法: THROUGHOUT / σ(F): 0 / ESU R: 0.126 / ESU R Free: 0.125 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD 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: 1.4 Å / 溶媒モデル: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
原子変位パラメータ | Biso max: 133.26 Å2 / Biso mean: 31.925 Å2 / Biso min: 16.38 Å2
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精密化ステップ | サイクル: final / 解像度: 1.9→49.97 Å
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拘束条件 |
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LS精密化 シェル | 解像度: 1.9→1.949 Å / Rfactor Rfree error: 0 / Total num. of bins used: 20
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