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Yorodumi- PDB-2qtc: E. coli Pyruvate dehydrogenase E1 component E401K mutant with pho... -
+Open data
-Basic information
Entry | Database: PDB / ID: 2qtc | ||||||
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Title | E. coli Pyruvate dehydrogenase E1 component E401K mutant with phosphonolactylthiamin diphosphate | ||||||
Components | Pyruvate dehydrogenase E1 component | ||||||
Keywords | OXIDOREDUCTASE / pyruvate dehydrogenase / thiamin diphosphate / Glycolysis / Magnesium / Metal-binding / Thiamine pyrophosphate | ||||||
Function / homology | Function and homology information pyruvate dehydrogenase activity / pyruvate dehydrogenase (acetyl-transferring) / pyruvate dehydrogenase (acetyl-transferring) activity / pyruvate catabolic process / pyruvate dehydrogenase complex / thiamine pyrophosphate binding / small molecule binding / molecular adaptor activity / magnesium ion binding / protein homodimerization activity ...pyruvate dehydrogenase activity / pyruvate dehydrogenase (acetyl-transferring) / pyruvate dehydrogenase (acetyl-transferring) activity / pyruvate catabolic process / pyruvate dehydrogenase complex / thiamine pyrophosphate binding / small molecule binding / molecular adaptor activity / magnesium ion binding / protein homodimerization activity / identical protein binding / membrane / cytosol Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / DIFFERENCE FOURIER / Resolution: 1.77 Å | ||||||
Authors | Furey, W. / Arjunan, P. / Chandrasekhar, K. | ||||||
Citation | Journal: J.Biol.Chem. / Year: 2007 Title: A Dynamic Loop at the Active Center of the Escherichia coli Pyruvate Dehydrogenase Complex E1 Component Modulates Substrate Utilization and Chemical Communication with the E2 Component Authors: Kale, S. / Arjunan, P. / Furey, W. / Jordan, F. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 2qtc.cif.gz | 329 KB | Display | PDBx/mmCIF format |
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PDB format | pdb2qtc.ent.gz | 261.5 KB | Display | PDB format |
PDBx/mmJSON format | 2qtc.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 2qtc_validation.pdf.gz | 1.1 MB | Display | wwPDB validaton report |
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Full document | 2qtc_full_validation.pdf.gz | 1.1 MB | Display | |
Data in XML | 2qtc_validation.xml.gz | 60.5 KB | Display | |
Data in CIF | 2qtc_validation.cif.gz | 84.8 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/qt/2qtc ftp://data.pdbj.org/pub/pdb/validation_reports/qt/2qtc | HTTPS FTP |
-Related structure data
Related structure data | 2qtaC 2ieaS S: Starting model for refinement 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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Unit cell |
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Details | The two molecules in the asymmetric unit constitute the biological unit that contains a noncrystallographic twofold axis. |
-Components
#1: Protein | Mass: 99657.234 Da / Num. of mol.: 2 / Mutation: E401K Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / Gene: aceE / Plasmid: pGS878 / Production host: Escherichia coli (E. coli) / Strain (production host): JRG 3456 References: UniProt: P0AFG8, pyruvate dehydrogenase (acetyl-transferring) #2: Chemical | #3: Chemical | #4: Water | ChemComp-HOH / | |
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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: 2.33 Å3/Da / Density % sol: 47.24 % |
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Crystal grow | Temperature: 295 K / Method: vapor diffusion, sitting drop / pH: 7.05 Details: PEG 2000 monomethyl ether, proponal, sodium azide, hepes buffer, magnesium chloride, phosphonolactylthiamin diphosphate, pH 7.05, Vapour diffusion, temperature 295K, VAPOR DIFFUSION, SITTING DROP |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: APS / Beamline: 22-BM / Wavelength: 1 Å |
Detector | Type: MARMOSAIC 225 mm CCD / Detector: CCD / Date: Dec 3, 2005 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.77→47.53 Å / Num. all: 170761 / Num. obs: 160246 / % possible obs: 96.7 % / Observed criterion σ(I): 0 / Redundancy: 3.5 % / Biso Wilson estimate: 18.9 Å2 / Rmerge(I) obs: 0.112 / Rsym value: 0.112 / Net I/σ(I): 16.5 |
Reflection shell | Resolution: 1.77→1.83 Å / Redundancy: 2.8 % / Rmerge(I) obs: 0.415 / Mean I/σ(I) obs: 2.5 / Num. unique all: 15740 / Rsym value: 0.415 / % possible all: 89.4 |
-Processing
Software |
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Refinement | Method to determine structure: DIFFERENCE FOURIER Starting model: PDB ENTRY 2IEA Resolution: 1.77→47.53 Å / Rfactor Rfree error: 0.003 / Data cutoff high absF: 425090.062 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 31.334 Å2 / ksol: 0.336 e/Å3 | ||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 22.4 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 1.77→47.53 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.77→1.88 Å / Rfactor Rfree error: 0.01 / Total num. of bins used: 6
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Xplor file |
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