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Yorodumi- PDB-2aq2: Crystal structure of T-cell receptor V beta domain variant comple... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2aq2 | ||||||
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Title | Crystal structure of T-cell receptor V beta domain variant complexed with superantigen SEC3 mutant | ||||||
Components |
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Keywords | IMMUNE SYSTEM / T-CELL RECEPTOR V BETA DOMAIN / STAPHLOCOCCAL ENTEROTOXIN C3 / COMPLEX STRUCTURE | ||||||
Function / homology | Function and homology information T cell receptor complex / toxin activity / adaptive immune response / cell surface receptor signaling pathway / extracellular region / metal ion binding / plasma membrane Similarity search - Function | ||||||
Biological species | Mus musculus (house mouse) Staphylococcus aureus (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.8 Å | ||||||
Authors | Cho, S. / Swaminathan, C.P. / Yang, J. / Kerzic, M.C. / Guan, R. / Kieke, M.C. / Kranz, D.M. / Mariuzza, R.A. / Sundberg, E.J. | ||||||
Citation | Journal: Structure / Year: 2005 Title: Structural basis of affinity maturation and intramolecular cooperativity in a protein-protein interaction. Authors: Cho, S. / Swaminathan, C.P. / Yang, J. / Kerzic, M.C. / Guan, R. / Kieke, M.C. / Kranz, D.M. / Mariuzza, R.A. / Sundberg, E.J. | ||||||
History |
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Remark 999 | SEQUENCE NO SUITABLE SEQUENCE DATABASE REFERENCE WAS AVAILABLE FOR THE CHAIN A AT THE TIME OF ...SEQUENCE NO SUITABLE SEQUENCE DATABASE REFERENCE WAS AVAILABLE FOR THE CHAIN A AT THE TIME OF PROCESSING THIS ENTRY. THE FIVE SEC3 WILD TYPE RESIDUES AT POSITIONS 102-106 (GKVTG) IN CHAIN B ARE REPLACED BY THREE RESIDUES (WWP). |
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2aq2.cif.gz | 90.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2aq2.ent.gz | 67.5 KB | Display | PDB format |
PDBx/mmJSON format | 2aq2.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 2aq2_validation.pdf.gz | 445.8 KB | Display | wwPDB validaton report |
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Full document | 2aq2_full_validation.pdf.gz | 451.5 KB | Display | |
Data in XML | 2aq2_validation.xml.gz | 19.8 KB | Display | |
Data in CIF | 2aq2_validation.cif.gz | 27.6 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/aq/2aq2 ftp://data.pdbj.org/pub/pdb/validation_reports/aq/2aq2 | HTTPS FTP |
-Related structure data
Related structure data | 2apbC 2apfC 2aptC 2apvC 2apwC 2apxC 2aq1C 2aq3C C: citing same article (ref.) |
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Similar structure data |
-Links
-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, 2 molecules AB
#1: Protein | Mass: 12176.396 Da / Num. of mol.: 1 / Mutation: G17E,A52V,S54N,K66E,L81S Source method: isolated from a genetically manipulated source Source: (gene. exp.) Mus musculus (house mouse) / Plasmid: pT7-7 / Production host: Escherichia coli (E. coli) / Strain (production host): BL21(DE3)pLysS / References: UniProt: P04213 |
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#2: Protein | Mass: 27649.002 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Staphylococcus aureus (bacteria) / Gene: entC3 / Production host: Escherichia coli (E. coli) / References: UniProt: P0A0L5 |
-Non-polymers , 4 types, 240 molecules
#3: Chemical | ChemComp-ZN / | ||||
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#4: Chemical | #5: Chemical | ChemComp-SO4 / #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: 3.3 Å3/Da / Density % sol: 63.3 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 7 Details: 2.0 M ammonium sulfate, 0.1 M Tris, 0.3 % 1,6-diaminohexane, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: NSLS / Beamline: X25 / Wavelength: 1.072 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Oct 6, 2004 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Monochromator: Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 1.072 Å / Relative weight: 1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Redundancy: 3.6 % / Number: 44916 / Rmerge(I) obs: 0.052 / Χ2: 1.631 / D res high: 1.8 Å / D res low: 50 Å / % possible obs: 99.1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Diffraction reflection shell |
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Reflection | Resolution: 1.8→50 Å / Num. obs: 44916 / % possible obs: 99.1 % / Observed criterion σ(F): 2 / Observed criterion σ(I): 4 / Redundancy: 3.6 % / Rmerge(I) obs: 0.052 / Χ2: 1.631 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell | Resolution: 1.8→1.86 Å / % possible obs: 94.7 % / Redundancy: 3.2 % / Rmerge(I) obs: 0.369 / Num. measured obs: 4264 / Χ2: 0.945 / % possible all: 93 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT / Resolution: 1.8→40 Å / Cor.coef. Fo:Fc: 0.961 / Cor.coef. Fo:Fc free: 0.952 / SU B: 2.149 / SU ML: 0.068 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.107 / ESU R Free: 0.104 / 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: MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 29.707 Å2
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Refinement step | Cycle: LAST / Resolution: 1.8→40 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.8→1.845 Å / Total num. of bins used: 20
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