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Yorodumi- PDB-4opr: Crystal structure of stabilized TEM-1 beta-lactamase variant v.13... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4opr | ||||||
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Title | Crystal structure of stabilized TEM-1 beta-lactamase variant v.13 carrying G238S mutation | ||||||
Components | TEM-94 ES-beta-lactamase | ||||||
Keywords | HYDROLASE / Beta-lactamase | ||||||
Function / homology | Function and homology information beta-lactam antibiotic catabolic process / beta-lactamase activity / beta-lactamase / response to antibiotic / metal ion binding Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / MOLECULAR REPLACEMENT / Resolution: 1.45 Å | ||||||
Authors | Dellus-Gur, E. / Elias, M. / Fraser, J.S. / Tawfik, D.S. | ||||||
Citation | Journal: J. Mol. Biol. / Year: 2015 Title: Negative Epistasis and Evolvability in TEM-1 beta-Lactamase--The Thin Line between an Enzyme's Conformational Freedom and Disorder. Authors: Dellus-Gur, E. / Elias, M. / Caselli, E. / Prati, F. / Salverda, M.L. / de Visser, J.A. / Fraser, J.S. / Tawfik, D.S. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4opr.cif.gz | 137.3 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4opr.ent.gz | 113.3 KB | Display | PDB format |
PDBx/mmJSON format | 4opr.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/op/4opr ftp://data.pdbj.org/pub/pdb/validation_reports/op/4opr | HTTPS FTP |
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-Related structure data
Related structure data | 4op5C 4op8C 4opqC 4opyC 4opzC 4oq0C 4oqgC 4oqhC 4oqiC C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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2 |
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Unit cell |
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Components on special symmetry positions |
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-Components
#1: Protein | Mass: 28800.807 Da / Num. of mol.: 1 / Fragment: TEM-1 Mutation: G238S, A42G, N52A, I84V, R120G, M182T, L201A, T265M Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli (E. coli) / Gene: bla-TEM-94 / Production host: Escherichia coli (E. coli) / References: UniProt: Q8KMX3 |
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#2: Chemical | ChemComp-CA / |
#3: Chemical | ChemComp-PG4 / |
#4: Chemical | ChemComp-SO4 / |
#5: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.12 Å3/Da / Density % sol: 41.95 % |
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Crystal grow | Temperature: 293 K / pH: 6.2 Details: 9% (wt/vol) polyethylene glycol (PEG) 8000, 100 mM MES pH 6.2, and 200mM Ca(OAc)2, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RUH3R / Wavelength: 1.54178 |
Detector | Type: RIGAKU RAXIS IV++ / Detector: IMAGE PLATE |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.54178 Å / Relative weight: 1 |
Reflection | Resolution: 1.45→34.36 Å / Num. obs: 265088 / % possible obs: 91.3 % / Observed criterion σ(I): 3 / Redundancy: 6.77 % / Rmerge(I) obs: 0.046 / Net I/σ(I): 27.7 |
Reflection shell | Resolution: 1.45→1.55 Å / Redundancy: 6.7 % / Rmerge(I) obs: 0.369 / Mean I/σ(I) obs: 5.44 / Rsym value: 0.366 / % possible all: 86.2 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT / Resolution: 1.45→34.38 Å / Cor.coef. Fo:Fc: 0.982 / Cor.coef. Fo:Fc free: 0.97 / SU B: 1.925 / SU ML: 0.033 / Cross valid method: THROUGHOUT / ESU R: 0.071 / ESU R Free: 0.06 / 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: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 16.27 Å2
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Refinement step | Cycle: LAST / Resolution: 1.45→34.38 Å
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