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Yorodumi- PDB-5oqg: Crystal structure of a single chain trimer composed of the MHC I ... -
+Open data
-Basic information
Entry | Database: PDB / ID: 5oqg | ||||||
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Title | Crystal structure of a single chain trimer composed of the MHC I heavy chain H-2Kb W167A, beta-2microglobulin, and and ovalbumin-derived peptide. | ||||||
Components | Beta-2-microglobulin,H-2 class I histocompatibility antigen, K-B alpha chain | ||||||
Keywords | IMMUNE SYSTEM / Diagnosis / Epitopes / Major Histocompatibility Complex / Mice / Models / Molecular / Molecular Conformation / Peptides / Receptors / Antigen / T-Cell / T-Lymphocytes / Vaccines | ||||||
Function / homology | Function and homology information TAP1 binding / TAP2 binding / positive regulation of antibody-dependent cellular cytotoxicity / regulation of natural killer cell mediated immunity / positive regulation of TRAIL production / antigen processing and presentation of exogenous peptide antigen via MHC class Ib / MHC class Ib protein complex / positive regulation of natural killer cell mediated immunity / positive regulation of natural killer cell cytokine production / natural killer cell tolerance induction ...TAP1 binding / TAP2 binding / positive regulation of antibody-dependent cellular cytotoxicity / regulation of natural killer cell mediated immunity / positive regulation of TRAIL production / antigen processing and presentation of exogenous peptide antigen via MHC class Ib / MHC class Ib protein complex / positive regulation of natural killer cell mediated immunity / positive regulation of natural killer cell cytokine production / natural killer cell tolerance induction / natural killer cell lectin-like receptor binding / negative regulation of natural killer cell activation / cis-Golgi network membrane / positive regulation of natural killer cell activation / Endosomal/Vacuolar pathway / DAP12 interactions / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / ER-Phagosome pathway / DAP12 signaling / negative regulation of natural killer cell mediated cytotoxicity / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / positive regulation of interleukin-13 production / positive regulation of natural killer cell mediated cytotoxicity / regulation of membrane depolarization / inner ear development / positive regulation of natural killer cell proliferation / 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 / positive regulation of immunoglobulin production / TAP complex binding / antigen processing and presentation of exogenous peptide antigen via MHC class I / Golgi medial cisterna / positive regulation of CD8-positive, alpha-beta T cell activation / CD8-positive, alpha-beta T cell activation / positive regulation of interleukin-4 production / positive regulation of CD8-positive, alpha-beta T cell proliferation / CD8 receptor binding / MHC class I protein binding / cellular defense response / endoplasmic reticulum exit site / beta-2-microglobulin binding / TAP binding / protection from natural killer cell mediated cytotoxicity / negative regulation of T cell proliferation / 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 / Neutrophil degranulation / T cell receptor binding / 14-3-3 protein binding / lumenal side of endoplasmic reticulum membrane / peptide binding / 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 / 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 / HFE-transferrin receptor complex / T cell mediated cytotoxicity / cellular response to iron ion / antigen processing and presentation of endogenous peptide antigen via MHC class I / positive regulation of T cell cytokine production / MHC class I protein complex / multicellular organismal-level iron ion homeostasis / positive regulation of T cell mediated cytotoxicity / peptide antigen assembly with MHC class II protein complex / negative regulation of neurogenesis / MHC class II protein complex / positive regulation of receptor-mediated endocytosis / cellular response to nicotine / phagocytic vesicle membrane / peptide antigen binding / positive regulation of cellular senescence / antigen processing and presentation of exogenous peptide antigen via MHC class II / positive regulation of immune response / negative regulation of epithelial cell proliferation / positive regulation of T cell activation / antimicrobial humoral immune response mediated by antimicrobial peptide / positive regulation of type II interferon production / sensory perception of smell / negative regulation of neuron projection development / positive regulation of tumor necrosis factor production / MHC class II protein complex binding / late endosome membrane / T cell differentiation in thymus / antibacterial humoral response / iron ion transport / T cell receptor signaling pathway / protein-folding chaperone binding / protein refolding / early endosome membrane / protein homotetramerization / cellular response to lipopolysaccharide / intracellular iron ion homeostasis / defense response to Gram-negative bacterium / amyloid fibril formation Similarity search - Function | ||||||
Biological species | Mus musculus (house mouse) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.9 Å | ||||||
Authors | Mikolajek, H. / Werner, J.M. | ||||||
Funding support | United Kingdom, 1items
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Citation | Journal: J. Biol. Chem. / Year: 2018 Title: The partial dissociation of MHC class I-bound peptides exposes their N terminus to trimming by endoplasmic reticulum aminopeptidase 1. Authors: Papakyriakou, A. / Reeves, E. / Beton, M. / Mikolajek, H. / Douglas, L. / Cooper, G. / Elliott, T. / Werner, J.M. / James, E. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 5oqg.cif.gz | 190 KB | Display | PDBx/mmCIF format |
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PDB format | pdb5oqg.ent.gz | 148.8 KB | Display | PDB format |
PDBx/mmJSON format | 5oqg.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/oq/5oqg ftp://data.pdbj.org/pub/pdb/validation_reports/oq/5oqg | HTTPS FTP |
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-Related structure data
Related structure data | 5oqfC 5oqhC 5oqiC 2qriS S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 48066.477 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mus musculus (house mouse) / Gene: B2m, H2-K1, H2-K / Production host: Escherichia coli BL21(DE3) (bacteria) / References: UniProt: P01887, UniProt: P01901 #2: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.78 Å3/Da / Density % sol: 55.74 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: 0.1M Am sulphate, 23& PEG 8K, 0.1M Bis-tris, pH 6.5 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I04 / Wavelength: 1 Å |
Detector | Type: DECTRIS PILATUS 6M-F / Detector: PIXEL / Date: Feb 28, 2014 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.9→61.51 Å / Num. obs: 76853 / % possible obs: 99.8 % / Redundancy: 7.5 % / Net I/σ(I): 14.3 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 2QRI Resolution: 1.9→61.506 Å / SU ML: 0.21 / Cross valid method: FREE R-VALUE / σ(F): 1.34 / Phase error: 29.52
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.9→61.506 Å
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Refine LS restraints |
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LS refinement shell |
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