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Open data
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Basic information
| Entry | Database: PDB / ID: 8gle | ||||||
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| Title | Crystal Structure of Human CD1b in Complex with Lysosulfatide | ||||||
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Keywords | IMMUNE SYSTEM / lipid / CD1b / lysosulfatide / lyso | ||||||
| Function / homology | Function and homology informationexogenous lipid antigen binding / antigen processing and presentation, endogenous lipid antigen via MHC class Ib / lipopeptide binding / endogenous lipid antigen binding / antigen processing and presentation, exogenous lipid antigen via MHC class Ib / negative regulation of receptor binding / early endosome lumen / Nef mediated downregulation of MHC class I complex cell surface expression / DAP12 interactions / transferrin transport ...exogenous lipid antigen binding / antigen processing and presentation, endogenous lipid antigen via MHC class Ib / lipopeptide binding / endogenous lipid antigen binding / antigen processing and presentation, exogenous lipid antigen via MHC class Ib / 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 / cellular response to iron(III) ion / MHC class II protein complex / negative regulation of forebrain neuron differentiation / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / ER to Golgi transport vesicle membrane / 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 / 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 / cellular response to nicotine / positive regulation of T cell mediated cytotoxicity / multicellular organismal-level iron ion homeostasis / specific granule lumen / phagocytic vesicle membrane / recycling endosome membrane / Interferon gamma signaling / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / negative regulation of epithelial cell proliferation / MHC class II protein complex binding / Modulation by Mtb of host immune system / late endosome membrane / sensory perception of smell / positive regulation of cellular senescence / tertiary granule lumen / DAP12 signaling / T cell differentiation in thymus / negative regulation of neuron projection development / ER-Phagosome pathway / protein refolding / early endosome membrane / protein homotetramerization / amyloid fibril formation / adaptive immune response / intracellular iron ion homeostasis / learning or memory / endosome membrane / immune response / endoplasmic reticulum lumen / Amyloid fiber formation / Golgi membrane / lysosomal membrane / external side of plasma membrane / focal adhesion / intracellular membrane-bounded organelle / Neutrophil degranulation / SARS-CoV-2 activates/modulates innate and adaptive immune responses / structural molecule activity / cell surface / endoplasmic reticulum / Golgi apparatus / protein homodimerization activity / extracellular space / extracellular exosome / extracellular region / identical protein binding / membrane / plasma membrane / cytosol Similarity search - Function | ||||||
| Biological species | Homo sapiens (human) | ||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.85 Å | ||||||
Authors | Shahine, A. | ||||||
| Funding support | Australia, 1items
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Citation | Journal: Cell / Year: 2023Title: CD1 lipidomes reveal lipid-binding motifs and size-based antigen-display mechanisms. Authors: Huang, S. / Shahine, A. / Cheng, T.Y. / Chen, Y.L. / Ng, S.W. / Balaji, G.R. / Farquhar, R. / Gras, S. / Hardman, C.S. / Altman, J.D. / Tahiri, N. / Minnaard, A.J. / Ogg, G.S. / Mayfield, J. ...Authors: Huang, S. / Shahine, A. / Cheng, T.Y. / Chen, Y.L. / Ng, S.W. / Balaji, G.R. / Farquhar, R. / Gras, S. / Hardman, C.S. / Altman, J.D. / Tahiri, N. / Minnaard, A.J. / Ogg, G.S. / Mayfield, J.A. / Rossjohn, J. / Moody, D.B. | ||||||
| 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 | 8gle.cif.gz | 184.5 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb8gle.ent.gz | 141.7 KB | Display | PDB format |
| PDBx/mmJSON format | 8gle.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/gl/8gle ftp://data.pdbj.org/pub/pdb/validation_reports/gl/8gle | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 8glfC ![]() 8glgC ![]() 8glhC ![]() 8gliC ![]() 6d64S S: Starting model for refinement C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
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Assembly
| Deposited unit | ![]()
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| 1 |
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| Unit cell |
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Components
-Protein , 2 types, 2 molecules AB
| #1: Protein | Mass: 33530.691 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: CD1B / Plasmid: pFastBac / Cell line (production host): Hi5 / Production host: Trichoplusia ni (cabbage looper) / References: UniProt: P29016 |
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| #2: Protein | Mass: 11974.456 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: B2M, CDABP0092, HDCMA22P / Plasmid: pFastBac / Cell line (production host): Hi5 / Production host: Trichoplusia ni (cabbage looper) / References: UniProt: P61769 |
-Sugars , 2 types, 2 molecules
| #3: Polysaccharide | alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2- ...alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)][alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose Source method: isolated from a genetically manipulated source |
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| #4: 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 Source method: isolated from a genetically manipulated source |
-Non-polymers , 6 types, 297 molecules 










| #5: Chemical | ChemComp-SGF / ( | ||||
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| #6: Chemical | ChemComp-CUY / | ||||
| #7: Chemical | ChemComp-IOD / | ||||
| #8: Chemical | ChemComp-EDO / #9: Chemical | #10: Water | ChemComp-HOH / | |
-Details
| Has ligand of interest | Y |
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| Has protein modification | Y |
-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2.36 Å3/Da / Density % sol: 47.79 % |
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| Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop Details: 26% PEG3350, 0.1 M sodium iodide, 2% ethylene glycol |
-Data collection
| Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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| Diffraction source | Source: SYNCHROTRON / Site: Australian Synchrotron / Beamline: MX1 / Wavelength: 0.9537 Å |
| Detector | Type: DECTRIS EIGER X 9M / Detector: PIXEL / Date: Jul 14, 2019 |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 0.9537 Å / Relative weight: 1 |
| Reflection | Resolution: 1.85→49.16 Å / Num. obs: 37383 / % possible obs: 99.6 % / Redundancy: 2 % / CC1/2: 0.99 / Rpim(I) all: 0.03 / Net I/σ(I): 8.51 |
| Reflection shell | Resolution: 1.85→1.92 Å / Redundancy: 2 % / Mean I/σ(I) obs: 2.65 / Num. unique obs: 3670 / CC1/2: 0.84 / Rpim(I) all: 0.245 / % possible all: 98.5 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENTStarting model: PDB entry 6D64 Resolution: 1.85→49.16 Å / SU ML: 0.22 / Cross valid method: THROUGHOUT / σ(F): 1.33 / Phase error: 23.93 / Stereochemistry target values: ML
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| Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Displacement parameters | Biso mean: 36.1 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refinement step | Cycle: LAST / Resolution: 1.85→49.16 Å
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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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About Yorodumi




Homo sapiens (human)
X-RAY DIFFRACTION
Australia, 1items
Citation




PDBj


Trichoplusia ni (cabbage looper)