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Yorodumi- PDB-4cz1: Crystal structure of kynurenine formamidase from Bacillus anthrac... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4cz1 | |||||||||
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Title | Crystal structure of kynurenine formamidase from Bacillus anthracis complexed with 2-aminoacetophenone. | |||||||||
Components | KYNURENINE FORMAMIDASE | |||||||||
Keywords | HYDROLASE / TRYPTOPHAN DEGRADATION PATHWAY VIA ANTHRANILATE | |||||||||
Function / homology | Function and homology information arylformamidase / formamidase activity / arylformamidase activity / anthranilate metabolic process / tryptophan catabolic process to kynurenine / zinc ion binding Similarity search - Function | |||||||||
Biological species | BACILLUS ANTHRACIS STR. AMES (bacteria) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.24 Å | |||||||||
Authors | Diaz-Saez, L. / Srikannathasan, V. / Zoltner, M. / Hunter, W.N. | |||||||||
Citation | Journal: Biochem.J. / Year: 2014 Title: Structure of Bacterial Kynurenine Formamidase Reveals a Crowded Binuclear-Zinc Catalytic Site Primed to Generate a Potent Nucleophile. Authors: Diaz-Saez, L. / Srikannathasan, V. / Zoltner, M. / Hunter, W.N. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4cz1.cif.gz | 182.5 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4cz1.ent.gz | 145.5 KB | Display | PDB format |
PDBx/mmJSON format | 4cz1.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/cz/4cz1 ftp://data.pdbj.org/pub/pdb/validation_reports/cz/4cz1 | HTTPS FTP |
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-Related structure data
Related structure data | 4co9SC 4cobC 4cogC 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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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments: Component-ID: 0 / Beg auth comp-ID: SER / Beg label comp-ID: SER / Refine code: 0
NCS ensembles :
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-Components
#1: Protein | Mass: 23219.359 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) BACILLUS ANTHRACIS STR. AMES (bacteria) Gene: KYNB / Plasmid: PET15B / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / References: UniProt: Q81PP9, arylformamidase #2: Chemical | ChemComp-ZN / #3: Chemical | ChemComp-VNJ / | #4: Chemical | #5: Water | ChemComp-HOH / | Nonpolymer details | ZINC ION (ZN): ZN2+ BINDING ACTIVE SITE RESIDUES 2-AMINOACETO | |
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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: 2.23 Å3/Da / Density % sol: 44.88 % / Description: NONE |
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Crystal grow | Temperature: 293 K Details: 100 MM TRIS-HCL PH 8.5, 140 MM MGCL2 AND 30 % (W/V) PEG 4000. 293 K. PROTEIN WAS PREVIOUSLY INCUBATED WITH 5 % (V/V) 2-AMINOACETOPHENONE. |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I03 / Wavelength: 0.9791 | |||||||||||||||
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Sep 22, 2013 / Details: MIRRORS | |||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||
Radiation wavelength | Wavelength: 0.9791 Å / Relative weight: 1 | |||||||||||||||
Reflection twin |
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Reflection | Resolution: 2.25→42.64 Å / Num. obs: 38046 / % possible obs: 98.1 % / Observed criterion σ(I): 0 / Redundancy: 2.7 % / Rmerge(I) obs: 0.16 / Net I/σ(I): 4.8 | |||||||||||||||
Reflection shell | Resolution: 2.25→2.32 Å / Redundancy: 2.7 % / Rmerge(I) obs: 0.55 / Mean I/σ(I) obs: 2.2 / % possible all: 97.7 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 4CO9 Resolution: 2.24→42.64 Å / Cor.coef. Fo:Fc: 0.927 / Cor.coef. Fo:Fc free: 0.898 / SU B: 4.232 / SU ML: 0.11 / Cross valid method: THROUGHOUT / ESU R: 0.082 / ESU R Free: 0.048 / 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: 20.693 Å2
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Refinement step | Cycle: LAST / Resolution: 2.24→42.64 Å
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Refine LS restraints |
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