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Open data
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Basic information
Entry | Database: PDB / ID: 257l | ||||||
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Title | AN ADAPTABLE METAL-BINDING SITE ENGINEERED INTO T4 LYSOZYME | ||||||
![]() | PROTEIN (LYSOZYME) | ||||||
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Function / homology | ![]() viral release from host cell by cytolysis / peptidoglycan catabolic process / cell wall macromolecule catabolic process / ![]() ![]() Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Wray, J.W. / Baase, W.A. / Ostheimer, G.J. / Matthews, B.W. | ||||||
![]() | ![]() Title: Use of a non-rigid region in T4 lysozyme to design an adaptable metal-binding site. Authors: Wray, J.W. / Baase, W.A. / Ostheimer, G.J. / Zhang, X.J. / Matthews, B.W. #1: ![]() Title: Structure of a Stabilizing Disulfide Bridge Mutant that Closes the Active-Site Cleft of T4 Lysozyme Authors: Jacobson, R.H. / Matsumura, M. / Faber, H.R. / Matthews, B.W. #2: ![]() Title: Control of Enzyme Activity by an Engineered Disulfide Bond Authors: Matsumura, M. / Matthews, B.W. #3: ![]() Title: Structure of Bacteriophage T4 Lysozyme Refined at 1.7 A Resolution Authors: Weaver, L.H. / Matthews, B.W. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 48.1 KB | Display | ![]() |
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PDB format | ![]() | 33.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 18702.449 Da / Num. of mol.: 1 / Mutation: T21H,C54T,C97A,T142H Source method: isolated from a genetically manipulated source Details: CYS 54 REPLACED BY THR, CYS 97 REPLACED BY ALA, WITH GUANIDINIUM LIGAND Source: (gene. exp.) ![]() ![]() Description: BACTERIOPHAGE T4 (MUTANT GENE DERIVED FROM THE M13 PLASMID BY CLONING THE T4 LYSOZYME GENE) Cellular location: CYTOPLASM ![]() ![]() ![]() ![]() ![]() | ||||||
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#2: Chemical | ![]() #3: Chemical | ChemComp-HED / | #4: Water | ChemComp-HOH / | ![]() Compound details | STRUCTURE OF A T4 LYSOZYME MUTANT WITH AN ENGINEERED METAL BINDING SITE. THIS MUTANT DESIGNATED APO- ...STRUCTURE OF A T4 LYSOZYME MUTANT WITH AN ENGINEERED | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.75 Å3/Da / Density % sol: 55.35 % / Description: STARTING MODEL WAS CYS-FREE WILDTYPE LYSOZYME | ||||||||||||||||||||||||||||||||||||
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Crystal grow![]() | pH: 7.5 Details: CRYSTALS GROWN IN HANGING DROPS AT 4 DEGREES C. PROTEIN 10-20 MG/ML IN A BUFFER CONTAINING SODIUM PHOSPHATE PH 5.4, 200 MM NACL, WAS DILUTED 1/2 WITH A WELL SOLUTION CONTAINING 1.8-2.0 M ...Details: CRYSTALS GROWN IN HANGING DROPS AT 4 DEGREES C. PROTEIN 10-20 MG/ML IN A BUFFER CONTAINING SODIUM PHOSPHATE PH 5.4, 200 MM NACL, WAS DILUTED 1/2 WITH A WELL SOLUTION CONTAINING 1.8-2.0 M NA/K PHOSPHATE, 200MM NACL, PH 6.5-7.5, AND 5MM OXIDIZED BME 10% V/V ISOPROPANOL,18% W/V PEG 8000, PH 7.5 | ||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / pH: 5.5 / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 298 K |
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Diffraction source | Source: ![]() |
Detector | Type: SDMS / Detector: AREA DETECTOR / Date: Jan 24, 1998 / Details: GRAPHITE MONOCHROMATOR |
Radiation | Monochromator: NI FILTER/GRAPHITE / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength![]() |
Reflection | Resolution: 1.9→20 Å / Num. obs: 15507 / % possible obs: 89 % / Redundancy: 2 % / Rmerge(I) obs: 0.033 |
Reflection shell | Highest resolution: 1.9 Å / Rmerge(I) obs: 0.2 / Mean I/σ(I) obs: 2 |
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Processing
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Refinement | Method to determine structure![]() ![]()
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Solvent computation | Solvent model: BABENET SCALING / Bsol: 626 Å2 / ksol: 1 e/Å3 | ||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.9→20 Å
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Refine LS restraints |
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Software | *PLUS Version: 5E / Classification: refinement | ||||||||||||||||||||||||||||||
Refinement | *PLUS Highest resolution: 1.9 Å / σ(F): 0 / Rfactor all![]() | ||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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