+Open data
-Basic information
Entry | Database: PDB / ID: 3cwn | ||||||
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Title | Escherichia coli transaldolase b mutant f178y | ||||||
Components | Transaldolase B | ||||||
Keywords | TRANSFERASE / transaldolase / aldolase / directed evolution / Cytoplasm / Pentose shunt | ||||||
Function / homology | Function and homology information transketolase or transaldolase activity / transaldolase / transaldolase activity / pentose-phosphate shunt, non-oxidative branch / pentose-phosphate shunt / carbohydrate metabolic process / membrane / cytosol Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.4 Å | ||||||
Authors | Sandalova, T. / Schneider, G. / Samland, A. | ||||||
Citation | Journal: J.Biol.Chem. / Year: 2008 Title: Replacement of a Phenylalanine by a Tyrosine in the Active Site Confers Fructose-6-phosphate Aldolase Activity to the Transaldolase of Escherichia coli and Human Origin. Authors: Schneider, S. / Sandalova, T. / Schneider, G. / Sprenger, G.A. / Samland, A.K. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 3cwn.cif.gz | 276.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb3cwn.ent.gz | 224.1 KB | Display | PDB format |
PDBx/mmJSON format | 3cwn.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 3cwn_validation.pdf.gz | 447.5 KB | Display | wwPDB validaton report |
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Full document | 3cwn_full_validation.pdf.gz | 449.6 KB | Display | |
Data in XML | 3cwn_validation.xml.gz | 29 KB | Display | |
Data in CIF | 3cwn_validation.cif.gz | 44.7 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/cw/3cwn ftp://data.pdbj.org/pub/pdb/validation_reports/cw/3cwn | HTTPS FTP |
-Related structure data
Related structure data | 1onrS S: Starting model for refinement |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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Unit cell |
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-Components
#1: Protein | Mass: 37476.543 Da / Num. of mol.: 2 / Mutation: F178Y, A247T Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / Strain: W3110 / Gene: talB, yaaK / Plasmid: pJF119EH / Production host: Escherichia coli (E. coli) / Strain (production host): XL1Blue References: UniProt: P0A870, UniProt: K0BE10*PLUS, transaldolase #2: Chemical | ChemComp-SO4 / #3: 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: 2.48 Å3/Da / Density % sol: 50.47 % |
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Crystal grow | Temperature: 290 K / Method: vapor diffusion, hanging drop / pH: 8 Details: 18 % PEG 3350, 0.2 M ammonium sulfate, 25 mM glycylglycine, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ESRF / Beamline: ID14-3 / Wavelength: 0.931 Å |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Aug 26, 2007 |
Radiation | Monochromator: diamond / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.931 Å / Relative weight: 1 |
Reflection | Resolution: 1.4→47 Å / Num. all: 135268 / Num. obs: 135268 / % possible obs: 92 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 3.7 % / Biso Wilson estimate: 10.2 Å2 / Rmerge(I) obs: 0.037 / Rsym value: 0.037 / Net I/σ(I): 21.4 |
Reflection shell | Resolution: 1.4→1.48 Å / Redundancy: 2.4 % / Rmerge(I) obs: 0.15 / Mean I/σ(I) obs: 5.7 / Num. unique all: 13203 / Rsym value: 0.15 / % possible all: 62 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1ONR Resolution: 1.4→47 Å / Cor.coef. Fo:Fc: 0.972 / Cor.coef. Fo:Fc free: 0.966 / SU B: 1.351 / SU ML: 0.025 / Isotropic thermal model: anisotropic / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / ESU R: 0.06 / ESU R Free: 0.053 / 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: 1.4 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 9.546 Å2
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Refinement step | Cycle: LAST / Resolution: 1.4→47 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.4→1.436 Å / Total num. of bins used: 20
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