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Yorodumi- PDB-5gw7: Crystal structure of the glycosynthase mutant E727A of Escherichi... -
+Open data
-Basic information
Entry | Database: PDB / ID: 5gw7 | ||||||||||||
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Title | Crystal structure of the glycosynthase mutant E727A of Escherichia coli GH63 glycosidase in complex with glucose and lactose | ||||||||||||
Components | Glucosidase YgjK | ||||||||||||
Keywords | HYDROLASE / GLYCOSIDE HYDROLASE / GH63 ALPHA / ALPHA BARREL | ||||||||||||
Function / homology | Function and homology information glucosidase complex / alpha,alpha-trehalase activity / trehalose catabolic process / glucosidase activity / oligosaccharide catabolic process / Hydrolases; Glycosylases; Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds / DNA damage response / metal ion binding Similarity search - Function | ||||||||||||
Biological species | Escherichia coli K-12 (bacteria) | ||||||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.2 Å | ||||||||||||
Authors | Miyazaki, T. / Tonozuka, T. | ||||||||||||
Citation | Journal: J.Struct.Biol. / Year: 2016 Title: Crystal structure of the enzyme-product complex reveals sugar ring distortion during catalysis by family 63 inverting alpha-glycosidase Authors: Miyazaki, T. / Nishikawa, A. / Tonozuka, T. | ||||||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 5gw7.cif.gz | 326 KB | Display | PDBx/mmCIF format |
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PDB format | pdb5gw7.ent.gz | 260.4 KB | Display | PDB format |
PDBx/mmJSON format | 5gw7.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 5gw7_validation.pdf.gz | 1.1 MB | Display | wwPDB validaton report |
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Full document | 5gw7_full_validation.pdf.gz | 1.1 MB | Display | |
Data in XML | 5gw7_validation.xml.gz | 58.7 KB | Display | |
Data in CIF | 5gw7_validation.cif.gz | 84.9 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/gw/5gw7 ftp://data.pdbj.org/pub/pdb/validation_reports/gw/5gw7 | HTTPS FTP |
-Related structure data
Related structure data | 5ca3C 3w7tS 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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2 |
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Unit cell |
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-Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 85946.781 Da / Num. of mol.: 2 / Mutation: E727A Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli K-12 (bacteria) / Strain: K-12 / Gene: ygjK / Production host: Escherichia coli BL21(DE3) (bacteria) / Strain (production host): BL21(DE3) References: UniProt: P42592, Hydrolases; Glycosylases; Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds |
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-Sugars , 2 types, 4 molecules
#2: Polysaccharide | #5: Sugar | |
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-Non-polymers , 3 types, 692 molecules
#3: Chemical | #4: Chemical | #6: Water | ChemComp-HOH / | |
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-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: 1.82 Å3/Da / Density % sol: 32.34 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 6 Details: 12% PEG 8000, 0.4 M magnesium chloride, 100 mM Tris-HCl buffer |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: Photon Factory / Beamline: AR-NW12A / Wavelength: 1 Å |
Detector | Type: ADSC QUANTUM 210 / Detector: CCD / Date: Nov 8, 2011 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.2→50 Å / Num. obs: 60457 / % possible obs: 97.3 % / Redundancy: 3.5 % / Rmerge(I) obs: 0.084 / Net I/σ(I): 21.9 |
Reflection shell | Resolution: 2.2→2.28 Å / Rmerge(I) obs: 0.297 / Mean I/σ(I) obs: 6 / % possible all: 91.1 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 3W7T Resolution: 2.2→47.09 Å / Cor.coef. Fo:Fc: 0.959 / Cor.coef. Fo:Fc free: 0.927 / SU B: 6.217 / SU ML: 0.155 / Cross valid method: THROUGHOUT / ESU R: 0.526 / ESU R Free: 0.224 / 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 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 32.506 Å2
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Refinement step | Cycle: LAST / Resolution: 2.2→47.09 Å
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Refine LS restraints |
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