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- PDB-3t8x: Crystal structure of human CD1b in complex with synthetic antigen... -
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Open data
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Basic information
Entry | Database: PDB / ID: 3t8x | |||||||||
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Title | Crystal structure of human CD1b in complex with synthetic antigenic diacylsulfoglycolipid SGL12 and endogenous spacer | |||||||||
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Function / homology | ![]() endogenous lipid antigen binding / exogenous lipid antigen binding / antigen processing and presentation, endogenous lipid antigen via MHC class Ib / antigen processing and presentation, exogenous lipid antigen via MHC class Ib / ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Similarity search - Function | |||||||||
Biological species | ![]() ![]() | |||||||||
Method | ![]() ![]() ![]() | |||||||||
![]() | Garcia-Alles, L.F. / Maveyraud, L. / Mourey, L. / Julien, S. | |||||||||
![]() | ![]() Title: Structural reorganization of the human CD1b Antigen-binding groove for presentation of mycobacterial sulfoglycolipids Authors: Garcia-Alles, L.F. / Collmann, A. / Versluis, C. / Lindner, B. / Guiard, J. / Maveyraud, L. / Huc, E. / Im, J.S. / Sansano, S. / Brando, T. / Julien, S. / Prandi, J. / Gilleron, M. / ...Authors: Garcia-Alles, L.F. / Collmann, A. / Versluis, C. / Lindner, B. / Guiard, J. / Maveyraud, L. / Huc, E. / Im, J.S. / Sansano, S. / Brando, T. / Julien, S. / Prandi, J. / Gilleron, M. / Porcelli, S.A. / de la Salle, H. / Heck, A.J.R. / Mori, L. / Puzo, G. / Mourey, L. / De Libero, G. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 330.6 KB | Display | ![]() |
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PDB format | ![]() | 267.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 2h26S S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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Unit cell |
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Components
-Protein , 2 types, 4 molecules ACBD
#1: Protein | Mass: 33482.703 Da / Num. of mol.: 2 / Fragment: UNP residues 19-298 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() ![]() #2: Protein | ![]() Mass: 11748.160 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() ![]() |
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-Sugars , 3 types, 4 molecules
#3: Polysaccharide | ![]() Source method: isolated from a genetically manipulated source #4: Polysaccharide | alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1- ...alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-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 #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 | ![]() Source method: isolated from a genetically manipulated source |
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-Non-polymers , 6 types, 538 molecules ![](data/chem/img/SO4.gif)
![](data/chem/img/ACT.gif)
![](data/chem/img/T8X.gif)
![](data/chem/img/ULI.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/ACT.gif)
![](data/chem/img/T8X.gif)
![](data/chem/img/ULI.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/HOH.gif)
#6: Chemical | ChemComp-SO4 / ![]() #7: Chemical | ChemComp-ACT / | ![]() #8: Chemical | #9: Chemical | ![]() #10: Chemical | ![]() #11: Water | ChemComp-HOH / | ![]() |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.1 Å3/Da / Density % sol: 60.3 % |
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Crystal grow![]() | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 6.6 Details: 1.9 M Ammonium sulfate, 0.2 M Ammonium acetate, pH 6.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARMOSAIC 225 mm CCD / Detector: CCD / Date: Nov 15, 2007 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength![]() |
Reflection | Resolution: 1.9→36.54 Å / Num. all: 81026 / Num. obs: 81026 / % possible obs: 92.9 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 2.9 % / Rsym value: 0.07 / Net I/σ(I): 11.2 |
Reflection shell | Resolution: 1.9→2 Å / Redundancy: 1.6 % / Mean I/σ(I) obs: 1.8 / Rsym value: 0.362 / % possible all: 71.1 |
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Processing
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Refinement | Method to determine structure![]() ![]() Starting model: PDB ENTRY 2H26 Resolution: 1.9→20 Å / Cor.coef. Fo:Fc: 0.966 / Cor.coef. Fo:Fc free: 0.946 / SU B: 5.588 / SU ML: 0.082 / Cross valid method: THROUGHOUT / ESU R: 0.121 / ESU R Free: 0.124 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: 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: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 38.89 Å2
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Refinement step | Cycle: LAST / Resolution: 1.9→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.9→1.949 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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