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Yorodumi- PDB-2x70: Crystal structure of MHC CLass I HLA-A2.1 bound to a photocleavab... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2x70 | ||||||||||||
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Title | Crystal structure of MHC CLass I HLA-A2.1 bound to a photocleavable peptide | ||||||||||||
Components |
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Keywords | IMMUNE SYSTEM / AMYLOID / IMMUNOGLOBULIN DOMAIN / IMMUNE RESPONSE / HOST-VIRUS INTERACTION | ||||||||||||
Function / homology | Function and homology information T cell mediated cytotoxicity directed against tumor cell target / positive regulation of memory T cell activation / 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 / endoplasmic reticulum exit site ...T cell mediated cytotoxicity directed against tumor cell target / positive regulation of memory T cell activation / 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 / endoplasmic reticulum exit site / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-dependent / TAP binding / protection from natural killer cell mediated cytotoxicity / beta-2-microglobulin binding / detection of bacterium / T cell receptor binding / 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 / 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 / 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 / ER to Golgi transport vesicle membrane / regulation of erythrocyte differentiation / peptide antigen assembly with MHC class I protein complex / response to molecule of bacterial origin / 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 / negative regulation of neurogenesis / peptide antigen assembly with MHC class II protein complex / positive regulation of receptor-mediated endocytosis / MHC class II protein complex / cellular response to nicotine / positive regulation of T cell mediated cytotoxicity / recycling endosome membrane / specific granule lumen / phagocytic vesicle membrane / peptide antigen binding / positive regulation of cellular senescence / 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 / Interferon gamma signaling / positive regulation of immune response / Modulation by Mtb of host immune system / positive regulation of type II interferon production / Interferon alpha/beta signaling / sensory perception of smell / positive regulation of T cell activation / positive regulation of protein binding / tertiary granule lumen / E3 ubiquitin ligases ubiquitinate target proteins / DAP12 signaling / negative regulation of neuron projection development / MHC class II protein complex binding / late endosome membrane / T cell differentiation in thymus / T cell receptor signaling pathway / ER-Phagosome pathway / iron ion transport / early endosome membrane / protein refolding / antibacterial humoral response / protein homotetramerization / intracellular iron ion homeostasis / amyloid fibril formation / learning or memory / defense response to Gram-positive bacterium / immune response / Amyloid fiber formation / lysosomal membrane / external side of plasma membrane / endoplasmic reticulum lumen / Golgi membrane / signaling receptor binding / focal adhesion / innate immune response / Neutrophil degranulation / endoplasmic reticulum membrane / SARS-CoV-2 activates/modulates innate and adaptive immune responses / structural molecule activity / Golgi apparatus / cell surface / endoplasmic reticulum Similarity search - Function | ||||||||||||
Biological species | HOMO SAPIENS (human) INFLUENZA A VIRUS | ||||||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2 Å | ||||||||||||
Authors | Celie, P.H.N. / Toebes, M. / Rodenko, B. / Ovaa, H. / Perrakis, A. / Schumacher, T.N.M. | ||||||||||||
Citation | Journal: J.Am.Chem.Soc. / Year: 2009 Title: Uv-Induced Ligand Exchange in Mhc Class I Protein Crystals. Authors: Celie, P.H.N. / Toebes, M. / Rodenko, B. / Ovaa, H. / Perrakis, A. / Schumacher, T.N.M. | ||||||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2x70.cif.gz | 351.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2x70.ent.gz | 287.8 KB | Display | PDB format |
PDBx/mmJSON format | 2x70.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/x7/2x70 ftp://data.pdbj.org/pub/pdb/validation_reports/x7/2x70 | HTTPS FTP |
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-Related structure data
Related structure data | 2x4nC 2x4oC 2x4rC 2x4sC 2x4uC 1eeyS C: citing same article (ref.) S: Starting model for refinement |
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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
-Protein , 2 types, 4 molecules ADBE
#1: Protein | Mass: 31854.203 Da / Num. of mol.: 2 / Fragment: RESIDUES 25-299 Source method: isolated from a genetically manipulated source Source: (gene. exp.) HOMO SAPIENS (human) / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / References: UniProt: P01892, UniProt: P04439*PLUS #2: Protein | Mass: 11879.356 Da / Num. of mol.: 2 / Fragment: RESIDUES 21-119 Source method: isolated from a genetically manipulated source Source: (gene. exp.) HOMO SAPIENS (human) / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): XL1 BLUE / References: UniProt: P61769 |
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-Protein/peptide , 1 types, 2 molecules CF
#3: Protein/peptide | Mass: 1146.314 Da / Num. of mol.: 2 / Fragment: FRAGMENT RESIDUES 58-66 / Source method: obtained synthetically Details: MODIFIED AT P5 (RESIDUE62) AND P8 (RESIDUE 65).(2-NITRO)PHENYL-PROPIONIC ACID AT P5 AND 3-AMINO-3-(2-NITRO)PHENYL-PROPIONIC ACID AT P8 Source: (synth.) INFLUENZA A VIRUS |
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-Non-polymers , 3 types, 780 molecules
#4: Chemical | ChemComp-GOL / #5: Chemical | ChemComp-MES / #6: Water | ChemComp-HOH / | |
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-Details
Sequence details | INITIALIZI |
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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 Å3/Da / Density % sol: 38 % / Description: NONE |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: VAPOUR DIFFUSION HANGING DROP AT 293K: 2 MICROLITER OF 5 MG/ML PROTEIN IN 0.1 M MES PH 6.0 WAS MIXED WITH 2 MICROLITER OF 0.1 M MES PH 6.5, 20-22% PEG 1500. SEEDING WAS USED TO GET BIGGER CRYSTALS |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID23-1 / Wavelength: 1.0723 |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Sep 6, 2007 / Details: MIRRORS |
Radiation | Monochromator: NI FILTER / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.0723 Å / Relative weight: 1 |
Reflection twin | Operator: -h,-k,l / Fraction: 0.043 |
Reflection | Resolution: 2→81.92 Å / Num. obs: 53033 / % possible obs: 97.2 % / Observed criterion σ(I): -3.7 / Redundancy: 2.3 % / Biso Wilson estimate: 25.2 Å2 / Rmerge(I) obs: 0.05 / Net I/σ(I): 9.8 |
Reflection shell | Resolution: 2→2.11 Å / Redundancy: 2.3 % / Rmerge(I) obs: 0.22 / Mean I/σ(I) obs: 2.9 / % possible all: 97.2 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1EEY Resolution: 2→19.925 Å / σ(F): 1.38 / Phase error: 24.29 / Stereochemistry target values: TWIN_LSQ_F
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL / Bsol: 48.018 Å2 / ksol: 0.353 e/Å3 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 32.74 Å2
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Refinement step | Cycle: LAST / Resolution: 2→19.925 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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