+Open data
-Basic information
Entry | Database: PDB / ID: 6px6 | ||||||
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Title | HLA-TCR complex | ||||||
Components |
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Keywords | IMMUNE SYSTEM / HLA / MHC / TCR / Complex / Celiac Disease | ||||||
Function / homology | Function and homology information nutrient reservoir activity / antigen processing and presentation of peptide or polysaccharide antigen via MHC class II / MHC class II protein complex / adaptive immune response / endosome membrane / lysosomal membrane Similarity search - Function | ||||||
Biological species | Homo sapiens (human) Triticum aestivum (bread wheat) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 3.00000337881 Å | ||||||
Authors | Ting, Y.T. / Reid, H.H. / Rossjohn, J. | ||||||
Citation | Journal: Proc.Natl.Acad.Sci.USA / Year: 2020 Title: A molecular basis for the T cell response in HLA-DQ2.2 mediated celiac disease. Authors: Ting, Y.T. / Dahal-Koirala, S. / Kim, H.S.K. / Qiao, S.W. / Neumann, R.S. / Lundin, K.E.A. / Petersen, J. / Reid, H.H. / Sollid, L.M. / Rossjohn, J. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 6px6.cif.gz | 392.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb6px6.ent.gz | 263.4 KB | Display | PDB format |
PDBx/mmJSON format | 6px6.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 6px6_validation.pdf.gz | 455.5 KB | Display | wwPDB validaton report |
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Full document | 6px6_full_validation.pdf.gz | 461.3 KB | Display | |
Data in XML | 6px6_validation.xml.gz | 28.2 KB | Display | |
Data in CIF | 6px6_validation.cif.gz | 38.3 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/px/6px6 ftp://data.pdbj.org/pub/pdb/validation_reports/px/6px6 | HTTPS FTP |
-Related structure data
Related structure data | 6py2C 4ozhS 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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1 |
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Unit cell |
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-Components
-HLA class II histocompatibility antigen DQ ... , 2 types, 2 molecules AB
#1: Protein | Mass: 27962.971 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: HLA-DQA1 / Plasmid: pFastBac1-HM / Production host: Baculovirus expression vector pFastBac1-HM / References: UniProt: Q08AS3 |
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#2: Protein | Mass: 29714.135 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: HLA-DQB1 / Plasmid: pFastBac1-HM / Production host: Baculovirus expression vector pFastBac1-HM / References: UniProt: A0A0U5IHY9 |
-T-cell receptor, T1005.2.56, ... , 2 types, 2 molecules DE
#4: Protein | Mass: 23798.406 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Production host: Escherichia coli BL21 (bacteria) / References: UniProt: K7N5M3 |
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#5: Protein | Mass: 28637.789 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Production host: Escherichia coli BL21 (bacteria) |
-Protein/peptide / Non-polymers , 2 types, 26 molecules C
#3: Protein/peptide | Mass: 1301.400 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) Triticum aestivum (bread wheat) / References: UniProt: P16315*PLUS |
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#6: Water | ChemComp-HOH / |
-Details
Has protein modification | Y |
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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: 2.07 Å3/Da / Density % sol: 40.53 % |
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Crystal grow | Temperature: 294 K / Method: vapor diffusion, hanging drop / pH: 7.5 Details: 0.1 M MOPS/HEPES, pH 7.5, 12.5% v/v PEG1000, 12.5% v/v MPD, 12.5% w/v PEG3350, 0.04 M NPS mixture |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: Australian Synchrotron / Beamline: MX2 / Wavelength: 0.953728973866 Å |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: May 11, 2019 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.953728973866 Å / Relative weight: 1 |
Reflection | Resolution: 3→39.24 Å / Num. obs: 18263 / % possible obs: 99.9 % / Redundancy: 3.5 % / Biso Wilson estimate: 62.1477047332 Å2 / Net I/σ(I): 4.21 |
Reflection shell | Resolution: 3→3.18 Å / Num. unique obs: 18263 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB entry 4OZH Resolution: 3.00000337881→39.2378503996 Å / SU ML: 0.39014417998 / Cross valid method: FREE R-VALUE / σ(F): 1.35017227076 / Phase error: 24.264618814
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 38.1893751348 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 3.00000337881→39.2378503996 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Origin x: 10.1690814046 Å / Origin y: 8.94899136936 Å / Origin z: -1.83344289454 Å
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Refinement TLS group | Selection details: all |