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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: 3m1b | ||||||
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タイトル | Crystal structure of human FcRn with a dimeric peptide inhibitor | ||||||
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![]() | IMMUNE SYSTEM/INHIBITOR / IMMUNOGLOBULIN BINDING PROTEIN / Cell membrane / Disulfide bond / Glycoprotein / IgG-binding protein / Immunoglobulin domain / Membrane / Receptor / Transmembrane / Amyloid / Amyloidosis / Disease mutation / Glycation / Immune response / MHC I / Pyrrolidone carboxylic acid / Secreted / IMMUNE SYSTEM-IMMUNE SYSTEM INHIBITOR / IMMUNE SYSTEM-INHIBITOR complex | ||||||
機能・相同性 | ![]() IgG immunoglobulin transcytosis in epithelial cells mediated by FcRn immunoglobulin receptor / IgG binding / beta-2-microglobulin 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 / Endosomal/Vacuolar pathway ...IgG immunoglobulin transcytosis in epithelial cells mediated by FcRn immunoglobulin receptor / IgG binding / beta-2-microglobulin 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 / Endosomal/Vacuolar pathway / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / peptide antigen assembly with MHC class II protein complex / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / cellular response to iron(III) ion / MHC class II protein complex / negative regulation of forebrain neuron differentiation / ER to Golgi transport vesicle membrane / peptide antigen assembly with MHC class I protein complex / regulation of erythrocyte differentiation / 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 / antigen processing and presentation of endogenous peptide antigen via MHC class I / positive regulation of T cell cytokine production / 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 / positive regulation of T cell mediated cytotoxicity / cellular response to nicotine / multicellular organismal-level iron ion homeostasis / Modulation by Mtb of host immune system / specific granule lumen / phagocytic vesicle membrane / recycling endosome membrane / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / Interferon gamma signaling / negative regulation of epithelial cell proliferation / MHC class II protein complex binding / late endosome membrane / sensory perception of smell / positive regulation of cellular senescence / tertiary granule lumen / DAP12 signaling / T cell differentiation in thymus / ER-Phagosome pathway / negative regulation of neuron projection development / protein refolding / early endosome membrane / protein homotetramerization / amyloid fibril formation / intracellular iron ion homeostasis / learning or memory / endosome membrane / immune response / Amyloid fiber formation / endoplasmic reticulum lumen / Golgi membrane / lysosomal membrane / external side of plasma membrane / focal adhesion / Neutrophil degranulation / SARS-CoV-2 activates/modulates innate and adaptive immune responses / structural molecule activity / endoplasmic reticulum / Golgi apparatus / protein homodimerization activity / extracellular space / extracellular exosome / extracellular region / identical protein binding / membrane / plasma membrane / cytosol 類似検索 - 分子機能 | ||||||
生物種 | ![]() | ||||||
手法 | ![]() ![]() ![]() | ||||||
![]() | Mezo, A.R. / Sridhar, V. / Badger, J. / Sakorafas, P. / Nienaber, V. | ||||||
![]() | ![]() タイトル: X-ray crystal structures of monomeric and dimeric peptide inhibitors in complex with the human neonatal Fc receptor, FcRn. 著者: Mezo, A.R. / Sridhar, V. / Badger, J. / Sakorafas, P. / Nienaber, V. | ||||||
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構造の表示
構造ビューア | 分子: ![]() ![]() |
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PDBx/mmCIF形式 | ![]() | 285.8 KB | 表示 | ![]() |
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PDB形式 | ![]() | 228.2 KB | 表示 | ![]() |
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-検証レポート
文書・要旨 | ![]() | 515.1 KB | 表示 | ![]() |
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文書・詳細版 | ![]() | 564.7 KB | 表示 | |
XML形式データ | ![]() | 54.7 KB | 表示 | |
CIF形式データ | ![]() | 74.1 KB | 表示 | |
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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
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単位格子 |
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要素
#1: タンパク質 | 分子量: 29720.383 Da / 分子数: 4 / 断片: UNP residues 24-290 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() #2: タンパク質 | 分子量: 11748.160 Da / 分子数: 4 / 断片: UNP residues 21-119 / 由来タイプ: 組換発現 / 由来: (組換発現) ![]() ![]() #3: タンパク質・ペプチド | 配列の詳細 | ACE AT THE N-TERMINUS OF CHAIN I IS COVALENTLY | |
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-実験情報
-実験
実験 | 手法: ![]() |
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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: 53.31 % |
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結晶化 | 温度: 294 K / 手法: 蒸気拡散法, シッティングドロップ法 / pH: 4.2 詳細: 2ul protein:peptide with 2ul buffer containing 100 mM phosphate/citric acid, 22% PEG 1000 and 8% ethanol , pH 4.2, VAPOR DIFFUSION, SITTING DROP, temperature 294K |
-データ収集
放射光源 | 由来: ![]() ![]() ![]() |
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検出器 | 日付: 2009年2月1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: 1 Å / 相対比: 1 |
反射 | 解像度: 3.1→50 Å / Num. all: 29051 / Num. obs: 29051 / % possible obs: 90.4 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -4 |
反射 シェル | 解像度: 3.1→3.2 Å / % possible all: 58 |
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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: ![]() 開始モデル: PDB ENTRY 3M17 解像度: 3.1→37.24 Å / Cor.coef. Fo:Fc: 0.872 / Cor.coef. Fo:Fc free: 0.802 / SU B: 50.517 / SU ML: 0.901 / 交差検証法: THROUGHOUT / ESU R Free: 0.793 / 立体化学のターゲット値: MAXIMUM LIKELIHOOD
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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 / 溶媒モデル: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
原子変位パラメータ | Biso mean: 106.575 Å2
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精密化ステップ | サイクル: LAST / 解像度: 3.1→37.24 Å
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拘束条件 |
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LS精密化 シェル | 解像度: 3.1→3.156 Å / Total num. of bins used: 20
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