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Yorodumi- PDB-3obe: Crystal structure of a sugar phosphate isomerase/epimerase (BDI_3... -
+Open data
-Basic information
Entry | Database: PDB / ID: 3obe | ||||||
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Title | Crystal structure of a sugar phosphate isomerase/epimerase (BDI_3400) from Parabacteroides distasonis ATCC 8503 at 1.70 A resolution | ||||||
Components | Sugar phosphate isomerase/epimerase | ||||||
Keywords | ISOMERASE / STRUCTURAL GENOMICS / JOINT CENTER FOR STRUCTURAL GENOMICS / JCSG / PROTEIN STRUCTURE INITIATIVE / PSI-BIOLOGY | ||||||
Function / homology | Function and homology information | ||||||
Biological species | Parabacteroides distasonis (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MAD / Resolution: 1.7 Å | ||||||
Authors | Joint Center for Structural Genomics (JCSG) | ||||||
Citation | Journal: To be published Title: Crystal structure of a sugar phosphate isomerase/epimerase (BDI_3400) from Parabacteroides distasonis ATCC 8503 at 1.70 A resolution Authors: Joint Center for Structural Genomics (JCSG) | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 3obe.cif.gz | 256.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb3obe.ent.gz | 213.7 KB | Display | PDB format |
PDBx/mmJSON format | 3obe.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ob/3obe ftp://data.pdbj.org/pub/pdb/validation_reports/ob/3obe | HTTPS FTP |
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-Related structure data
Similar structure data | |
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Other databases |
-Links
-Assembly
Deposited unit |
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1 |
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2 |
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Unit cell |
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Details | ANALYTICAL SIZE EXCLUSION CHROMATOGRAPHY WITH STATIC LIGHT SCATTERING SUPPORTS THE ASSIGNMENT OF A DIMER AS THE A PROBABLE OLIGOMERIZATION STATE. HOWEVER, CRYSTAL PACKING DOES NOT INDICATE A STABLE DIMER. |
-Components
#1: Protein | Mass: 35116.152 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Parabacteroides distasonis (bacteria) / Strain: ATCC 8503 / Gene: BDI_3400 / Plasmid: SpeedET / Production host: Escherichia Coli (E. coli) / Strain (production host): HK100 / References: UniProt: A6LHD8 #2: Chemical | #3: Chemical | ChemComp-EOH / #4: Water | ChemComp-HOH / | Sequence details | THIS CONSTRUCT (27-330) WAS EXPRESSED WITH A PURIFICATION TAG MGSDKIHHHHHHENLYFQG. THE TAG WAS ...THIS CONSTRUCT (27-330) WAS EXPRESSED WITH A PURIFICATI | |
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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: 2.26 Å3/Da / Density % sol: 45.58 % |
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, sitting drop / pH: 4.56 Details: 5.0% polyethylene glycol 1000, 32.9% Ethanol, 0.1M phosphate-citrate pH 4.56, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: SSRL / Beamline: BL11-1 / Wavelength: 0.91837,0.97910 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: MARMOSAIC 325 mm CCD / Detector: CCD / Date: Dec 4, 2009 / Details: Flat mirror (vertical focusing) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Monochromator: Single crystal Si(111) bent monochromator (horizontal focusing) Protocol: MAD / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength |
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Reflection | Resolution: 1.7→27.437 Å / Num. obs: 64918 / % possible obs: 87.3 % / Observed criterion σ(I): -3 / Biso Wilson estimate: 17.188 Å2 / Rmerge(I) obs: 0.045 / Net I/σ(I): 10.89 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1
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-Phasing
Phasing | Method: MAD |
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-Processing
Software |
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Refinement | Method to determine structure: MAD / Resolution: 1.7→27.437 Å / Cor.coef. Fo:Fc: 0.971 / Cor.coef. Fo:Fc free: 0.96 / Occupancy max: 1 / Occupancy min: 0.2 / SU B: 3.191 / SU ML: 0.054 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R Free: 0.086 Stereochemistry target values: MAXIMUM LIKELIHOOD WITH PHASES Details: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. 3. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 4. WATERS WERE ...Details: 1. HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. 2. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B FACTORS. 3. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS. 4. WATERS WERE EXCLUDED FROM AUTOMATIC TLS ASSIGNMENT. 5. A MET-INHIBITION PROTOCOL WAS USED FOR SELENOMETHIONINE INCORPORATION DURING PROTEIN EXPRESSION. THE OCCUPANCY OF THE SE ATOMS IN THE MSE RESIDUES WAS REDUCED TO 0.75 FOR THE REDUCED SCATTERING POWER DUE TO PARTIAL S-MET INCORPORATION. 6. ETHANOL (EOH) AND PHOSPHATE (PO4) FROM THE CRYSTALLIZATION SOLUTION ARE MODELED.
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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 max: 76 Å2 / Biso mean: 24.0093 Å2 / Biso min: 9.94 Å2
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Refinement step | Cycle: LAST / Resolution: 1.7→27.437 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.702→1.746 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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