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Yorodumi- PDB-1kfg: The X-ray Crystal Structure of Cel9G from Clostridium cellulolyti... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1kfg | |||||||||
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Title | The X-ray Crystal Structure of Cel9G from Clostridium cellulolyticum complexed with a Thio-Oligosaccharide Inhibitor | |||||||||
Components | ENDOGLUCANASE G | |||||||||
Keywords | HYDROLASE / endoglucanase / family 9 / thio-oligosaccharide / cellulose binding domain / (alpha-alpha)6-barrel | |||||||||
Function / homology | Function and homology information cellulose binding / cellulase / cellulase activity / cellulose catabolic process Similarity search - Function | |||||||||
Biological species | Clostridium cellulolyticum (bacteria) | |||||||||
Method | X-RAY DIFFRACTION / FOURIER SYNTHESIS / Resolution: 1.9 Å | |||||||||
Authors | Mandelman, D. / Belaich, A. / Belaich, J.-P. / Driguez, H. / Haser, R. | |||||||||
Citation | Journal: J.Bacteriol. / Year: 2003 Title: The X-ray crystal structure of the multidomain endoglucanase Cel9G from Clostridium cellulolyticum complexed with natural and synthetic cello-olligosaccharides Authors: Mandelman, D. / Belaich, A. / Belaich, J.-P. / Aghajari, N. / Driguez, H. / Haser, R. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1kfg.cif.gz | 264 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1kfg.ent.gz | 209.1 KB | Display | PDB format |
PDBx/mmJSON format | 1kfg.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/kf/1kfg ftp://data.pdbj.org/pub/pdb/validation_reports/kf/1kfg | HTTPS FTP |
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-Related structure data
Related structure data | 1g87SC 1ga2C 1k72C 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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-Components
-Protein / Sugars , 2 types, 4 molecules AB
#1: Protein | Mass: 68061.086 Da / Num. of mol.: 2 / Fragment: residues 36-649 of SWS P37700 Source method: isolated from a genetically manipulated source Details: Complexed with hemithiocellodextrin GS4-GLC-GS4-GS1. Protein chain A complexed with chain X, B with Y Source: (gene. exp.) Clostridium cellulolyticum (bacteria) / Gene: CELCCG / Plasmid: pGEX-5X-2, pET-22b / Production host: Escherichia coli (E. coli) / Strain (production host): E. coli BL-21 / References: UniProt: P37700, cellulase #2: Polysaccharide | Type: oligosaccharide / Mass: 714.773 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source |
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-Non-polymers , 6 types, 681 molecules
#3: Chemical | ChemComp-CA / #4: Chemical | ChemComp-MG / #5: Chemical | ChemComp-TRS / | #6: Chemical | ChemComp-GOL / #7: Chemical | ChemComp-NI / | #8: 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: 2.02 Å3/Da / Density % sol: 39.06 % | ||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 290 K / Method: vapor diffusion, hanging drop / pH: 8.4 Details: Peg 4000, Tris, MgAcO, Isopropanol, Glycerol, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 290K | ||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 17 ℃ / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ROTATING ANODE / Type: ENRAF-NONIUS FR571 / Wavelength: 1.5418 Å |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Mar 1, 2001 / Details: Osmic mirrors |
Radiation | Monochromator: Osmic mirrors / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 1.9→42 Å / Num. all: 95613 / Num. obs: 87964 / % possible obs: 92 % / Observed criterion σ(I): 4.8 / Redundancy: 2.7 % / Biso Wilson estimate: 15.4 Å2 / Rsym value: 0.048 / Net I/σ(I): 18.2 |
Reflection shell | Resolution: 1.9→1.96 Å / Mean I/σ(I) obs: 4.8 / Num. unique all: 5168 / Rsym value: 0.183 / % possible all: 87.6 |
Reflection | *PLUS Lowest resolution: 50 Å / Num. obs: 270109 / % possible obs: 88.7 % / Redundancy: 2.6 % / Rmerge(I) obs: 0.048 |
Reflection shell | *PLUS % possible obs: 87.4 % / Rmerge(I) obs: 0.199 / Mean I/σ(I) obs: 3.8 |
-Processing
Software |
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Refinement | Method to determine structure: FOURIER SYNTHESIS Starting model: 1G87 Resolution: 1.9→42.42 Å / Rfactor Rfree error: 0.003 / Data cutoff high absF: 1381731.32 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 3 / Stereochemistry target values: Engh & Huber
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 50.1449 Å2 / ksol: 0.399916 e/Å3 | ||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 17.9 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 1.9→42.42 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.9→1.97 Å / Rfactor Rfree error: 0.013 / Total num. of bins used: 10
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Xplor file |
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Refinement | *PLUS Highest resolution: 1.9 Å / Lowest resolution: 50 Å | ||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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