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Open data
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Basic information
| Entry | Database: PDB / ID: 4y4k | |||||||||
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| Title | Crystal structure of the mCD1d/EF77/iNKTCR ternary complex | |||||||||
Components |
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Keywords | IMMUNE SYSTEM / MHC-fold / Ig-fold / glycolipid antigen presentation / T cell receptor | |||||||||
| Function / homology | Function and homology informationregulation 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 / T cell receptor complex / 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 / response to bacterium / cellular response to iron(III) ion / negative regulation of forebrain neuron differentiation / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / iron ion transport / peptide antigen assembly with MHC class I protein complex / regulation of iron ion transport / regulation of erythrocyte differentiation / HFE-transferrin receptor complex / response to molecule of bacterial origin / MHC class I peptide loading 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 / positive regulation of receptor-mediated endocytosis / negative regulation of neurogenesis / cellular response to nicotine / positive regulation of T cell mediated cytotoxicity / multicellular organismal-level iron ion homeostasis / positive regulation of type II interferon production / phagocytic vesicle membrane / negative regulation of epithelial cell proliferation / sensory perception of smell / positive regulation of cellular senescence / late endosome / T cell differentiation in thymus / negative regulation of neuron projection development / protein refolding / protein homotetramerization / amyloid fibril formation / adaptive immune response / intracellular iron ion homeostasis / learning or memory / early endosome / lysosome / endosome membrane / innate immune response / lysosomal membrane / external side of plasma membrane / structural molecule activity / Golgi apparatus / protein homodimerization activity / extracellular space / cytosol Similarity search - Function | |||||||||
| Biological species | ![]() Homo sapiens (human) | |||||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.9 Å | |||||||||
Authors | Zajonc, D.M. / Birkholz, A.M. | |||||||||
| Funding support | United States, 1items
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Citation | Journal: To Be PublishedTitle: Structural modifications of alphaGalCer in both lipid and carbohydrate moiety influence activation of murine and human iNKT cells Authors: Birkholz, A. / Nemcovic, M. / Yu, E.D. / Girardi, E. / Wang, J. / Khurana, A. / Pauwels, N. / Franck, R.W. / Tsuji, M. / Howell, A. / Calenbergh, S. / Kronenberg, M. / Zajonc, D.M. | |||||||||
| History |
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 4y4k.cif.gz | 324.3 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb4y4k.ent.gz | 259.7 KB | Display | PDB format |
| PDBx/mmJSON format | 4y4k.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 4y4k_validation.pdf.gz | 1 MB | Display | wwPDB validaton report |
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| Full document | 4y4k_full_validation.pdf.gz | 1 MB | Display | |
| Data in XML | 4y4k_validation.xml.gz | 30 KB | Display | |
| Data in CIF | 4y4k_validation.cif.gz | 40.8 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/y4/4y4k ftp://data.pdbj.org/pub/pdb/validation_reports/y4/4y4k | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 4y2dC ![]() 4y4fC ![]() 4y4hC ![]() 2q7yS ![]() 3quzS C: citing same article ( S: Starting model for refinement |
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| Similar structure data |
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Assembly
| Deposited unit | ![]()
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| Unit cell |
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Components
-Protein , 2 types, 2 molecules AB
| #1: Protein | Mass: 32632.668 Da / Num. of mol.: 1 / Fragment: Ectodomain, UNP residues 19-297 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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| #2: Protein | Mass: 11660.350 Da / Num. of mol.: 1 / Fragment: UNP residues 21-119 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
-Chimeric TCR ... , 2 types, 2 molecules CD
| #3: Protein | Mass: 23055.621 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mus musculus, Homo sapiens / Gene: Trav11, Trav11d, B2M, HDCMA22P / Plasmid: pET22b+ / Production host: ![]() |
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| #4: Protein | Mass: 27026.998 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mus musculus, Homo sapiens / Gene: TRBC2, TCRBC2 / Plasmid: pET22b+ / Production host: ![]() |
-Sugars , 2 types, 3 molecules 
| #5: Polysaccharide | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta- ...2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose |
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| #6: Sugar |
-Non-polymers , 1 types, 1 molecules 
| #7: Chemical | ChemComp-49Y / ( |
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-Details
| Has protein modification | Y |
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| Sequence details | Chimeric TCR Valpha14Jalpha18 chain (chain C) is made of: Mouse variable domain ...Chimeric TCR Valpha14Jalpha18 chain (chain C) is made of: Mouse variable domain (MKTQVEQSPQ |
-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 3.13 Å3/Da / Density % sol: 60.65 % |
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| Crystal grow | Temperature: 295.5 K / Method: vapor diffusion, sitting drop / Details: 20% PEG 4000, 0.2M ammonium citrate dibasic / PH range: 5.1 |
-Data collection
| Diffraction | Mean temperature: 100 K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Diffraction source | Source: SYNCHROTRON / Site: SSRL / Beamline: BL11-1 / Wavelength: 0.9767 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: May 23, 2014 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Radiation | Monochromator: single crystal / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Radiation wavelength | Wavelength: 0.9767 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Reflection | Resolution: 2.9→95.695 Å / Num. obs: 25092 / % possible obs: 97.4 % / Redundancy: 3.2 % / Biso Wilson estimate: 32.27 Å2 / Rpim(I) all: 0.111 / Rrim(I) all: 0.206 / Rsym value: 0.172 / Net I/av σ(I): 4.105 / Net I/σ(I): 5.9 / Num. measured all: 81215 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Reflection shell | Diffraction-ID: 1 / Rejects: _
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: 2Q7Y and 3QUZ Resolution: 2.9→95.54 Å / Cor.coef. Fo:Fc: 0.914 / Cor.coef. Fo:Fc free: 0.858 / SU B: 40.106 / SU ML: 0.348 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R Free: 0.41 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: U VALUES : WITH TLS ADDED HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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| Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Displacement parameters | Biso max: 93.88 Å2 / Biso mean: 37.567 Å2 / Biso min: 19.21 Å2
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| Refinement step | Cycle: final / Resolution: 2.9→95.54 Å
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| Refine LS restraints |
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| LS refinement shell | Resolution: 2.9→2.975 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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About Yorodumi





Homo sapiens (human)
X-RAY DIFFRACTION
United States, 1items
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