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- PDB-4ei5: Crystal Structure of XV19 TCR in complex with CD1d-sulfatide C24:1 -
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Open data
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Basic information
Entry | Database: PDB / ID: 4ei5 | |||||||||
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Title | Crystal Structure of XV19 TCR in complex with CD1d-sulfatide C24:1 | |||||||||
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![]() | IMMUNE SYSTEM / sulfatide / lipid / CD1d / NKT typeII / TCR | |||||||||
Function / homology | ![]() regulation of immature T cell proliferation in thymus / positive regulation of NK T cell activation / positive regulation of NK T cell differentiation / NK T cell differentiation / endogenous lipid antigen binding / antigen processing and presentation, exogenous lipid antigen via MHC class Ib / positive thymic T cell selection / positive regulation of macrophage activation / Endosomal/Vacuolar pathway / DAP12 interactions ...regulation of immature T cell proliferation in thymus / positive regulation of NK T cell activation / positive regulation of NK T cell differentiation / NK T cell differentiation / endogenous lipid antigen binding / antigen processing and presentation, exogenous lipid antigen via MHC class Ib / positive thymic T cell selection / positive regulation of macrophage activation / Endosomal/Vacuolar pathway / DAP12 interactions / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / ER-Phagosome pathway / DAP12 signaling / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / antigen processing and presentation / positive regulation of interleukin-4 production / regulation of immune response / cellular defense response / T cell receptor binding / Neutrophil degranulation / positive regulation of interleukin-2 production / 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 / peptide antigen assembly with MHC class I protein complex / regulation of erythrocyte differentiation / regulation of iron ion transport / MHC class I peptide loading complex / response to molecule of bacterial origin / 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 / MHC class I protein complex / negative regulation of neurogenesis / positive regulation of receptor-mediated endocytosis / positive regulation of T cell mediated cytotoxicity / multicellular organismal-level iron ion homeostasis / cellular response to nicotine / positive regulation of type II interferon production / phagocytic vesicle membrane / positive regulation of cellular senescence / negative regulation of epithelial cell proliferation / sensory perception of smell / late endosome / iron ion transport / negative regulation of neuron projection development / T cell differentiation in thymus / protein refolding / protein homotetramerization / amyloid fibril formation / intracellular iron ion homeostasis / learning or memory / lysosome / early endosome / endosome membrane / lysosomal membrane / external side of plasma membrane / innate immune response / structural molecule activity / Golgi apparatus / protein homodimerization activity / extracellular space / cytosol Similarity search - Function | |||||||||
Biological species | ![]() ![]() ![]() | |||||||||
Method | ![]() ![]() ![]() ![]() | |||||||||
![]() | Patel, O. / Gras, S. / Rossjohn, J. | |||||||||
![]() | ![]() Title: Recognition of CD1d-sulfatide mediated by a type II natural killer T cell antigen receptor. Authors: Patel, O. / Pellicci, D.G. / Gras, S. / Sandoval-Romero, M.L. / Uldrich, A.P. / Mallevaey, T. / Clarke, A.J. / Le Nours, J. / Theodossis, A. / Cardell, S.L. / Gapin, L. / Godfrey, D.I. / Rossjohn, J. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 684.7 KB | Display | ![]() |
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PDB format | ![]() | 568.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 2 MB | Display | ![]() |
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Full document | ![]() | 2 MB | Display | |
Data in XML | ![]() | 58.6 KB | Display | |
Data in CIF | ![]() | 78.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 4ei6SC ![]() 2akrS S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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2 | ![]()
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Unit cell |
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Components
-Protein , 4 types, 8 molecules AEBFCGDH
#1: Protein | Mass: 34662.012 Da / Num. of mol.: 2 / Fragment: UNP residues 19-297 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Protein | Mass: 11660.350 Da / Num. of mol.: 2 / Fragment: UNP residues 21-119 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #3: Protein | Mass: 23209.518 Da / Num. of mol.: 2 / Fragment: extracellular domain (SEE REMARK 999) Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mus musculus, Homo sapiens / Plasmid: pET30 / Production host: ![]() ![]() #4: Protein | Mass: 28080.617 Da / Num. of mol.: 2 / Fragment: extracellular domain (SEE REMARK 999) Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mus musculus, Homo sapiens / Plasmid: pET30 / Production host: ![]() ![]() |
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-Sugars , 4 types, 6 molecules 
#5: Polysaccharide | alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1- ...alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose Source method: isolated from a genetically manipulated source | ||||
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#6: Polysaccharide | Source method: isolated from a genetically manipulated source #7: Polysaccharide | beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta- ...beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #8: Sugar | |
-Non-polymers , 2 types, 3 molecules 


#9: Chemical | ChemComp-FLC / |
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#10: Chemical |
-Details
Has protein modification | Y |
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Sequence details | THE AUTHORS STATE THAT D201H IN CHAINS A AND E IS CORRECT AS PER BRADBURY ET AL, 1988 (PMID 2460336) ...THE AUTHORS STATE THAT D201H IN CHAINS A AND E IS CORRECT AS PER BRADBURY ET AL, 1988 (PMID 2460336). IN CHAINS B AND F, D85A IS A NATURAL VARIANT. CHAINS C AND G ARE CHIMERAS COMPRISING |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.95 Å3/Da / Density % sol: 58.36 % |
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, hanging drop / pH: 7.1 Details: 25% PEG3350, 0.1 M citrate/Bis-Tris-propane, pH 7.1, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Apr 1, 2012 |
Radiation | Monochromator: Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.95453 Å / Relative weight: 1 |
Reflection | Resolution: 3.1→140 Å / Num. all: 42432 / Num. obs: 42432 / % possible obs: 99 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 4.2 % / Biso Wilson estimate: 90.04 Å2 / Rmerge(I) obs: 0.151 / Net I/σ(I): 8.3 |
Reflection shell | Resolution: 3.1→3.27 Å / Redundancy: 4.2 % / Rmerge(I) obs: 1.107 / Mean I/σ(I) obs: 1.5 / Num. unique all: 6151 / % possible all: 99.7 |
-Phasing
Phasing | Method: ![]() |
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Processing
Software |
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRIES 2AKR AND 4EI6 Resolution: 3.1→105.88 Å / Cor.coef. Fo:Fc: 0.901 / Cor.coef. Fo:Fc free: 0.897 / Occupancy max: 1 / Occupancy min: 0.48 / Cross valid method: THROUGHOUT / σ(F): 0 / SU Rfree Blow DPI: 0.383 / Stereochemistry target values: ML
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Displacement parameters | Biso max: 222.1 Å2 / Biso mean: 100.8742 Å2 / Biso min: 31.75 Å2
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Refine analyze | Luzzati coordinate error obs: 0.666 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 3.1→105.88 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 3.1→3.18 Å / Total num. of bins used: 20
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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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