+Open data
-Basic information
Entry | Database: PDB / ID: 8k6g | ||||||
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Title | Crystal structure of E.coli Cyanase | ||||||
Components | Cyanate hydratase | ||||||
Keywords | LYASE / bi-substrate enzyme / native | ||||||
Function / homology | Function and homology information cyanate catabolic process / cyanase / cyanate hydratase activity / DNA binding Similarity search - Function | ||||||
Biological species | Escherichia coli K-12 (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.5 Å | ||||||
Authors | Kim, J. / Nam, K.H. / Cho, Y. | ||||||
Funding support | Korea, Republic Of, 1items
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Citation | Journal: Acta Crystallogr D Struct Biol / Year: 2023 Title: Structural mechanism of Escherichia coli cyanase. Authors: Kim, J. / Kim, Y. / Park, J. / Nam, K.H. / Cho, Y. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8k6g.cif.gz | 342.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb8k6g.ent.gz | 277 KB | Display | PDB format |
PDBx/mmJSON format | 8k6g.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/k6/8k6g ftp://data.pdbj.org/pub/pdb/validation_reports/k6/8k6g | HTTPS FTP |
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-Related structure data
Related structure data | 8k6hC 8k6sC 8k6uC 8k6xC C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
#1: Protein | Mass: 17481.266 Da / Num. of mol.: 10 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Escherichia coli K-12 (bacteria) / Gene: cynS, cnt, b0340, JW0331 / Production host: Escherichia coli BL21(DE3) (bacteria) / References: UniProt: P00816, cyanase #2: Chemical | ChemComp-SO4 / #3: Water | ChemComp-HOH / | Has ligand of interest | N | |
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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: 2.56 Å3/Da / Density % sol: 51.96 % |
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Crystal grow | Temperature: 293 K / Method: batch mode / pH: 7.3 Details: 50mM Tris-Cl (pH 7.3), 50mM potassium phosphate, and 2.5 M ammonium sulfate |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: PAL/PLS / Beamline: 11C / Wavelength: 0.979 Å |
Detector | Type: DECTRIS PILATUS3 6M / Detector: PIXEL / Date: May 3, 2022 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.979 Å / Relative weight: 1 |
Reflection | Resolution: 1.5→50 Å / Num. obs: 237786 / % possible obs: 87.8 % / Redundancy: 3.9 % / Biso Wilson estimate: 14.45 Å2 / CC1/2: 0.97 / CC star: 0.99 / Rmerge(I) obs: 0.14 / Net I/σ(I): 17.24 |
Reflection shell | Resolution: 1.5→1.53 Å / Redundancy: 3.8 % / Rmerge(I) obs: 0.6 / Num. unique obs: 11829 / CC1/2: 0.75 / CC star: 0.93 / % possible all: 87.6 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT / Resolution: 1.5→48.95 Å / SU ML: 0.16 / Cross valid method: FREE R-VALUE / σ(F): 1.96 / Phase error: 20.06 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.5→48.95 Å
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Refine LS restraints |
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LS refinement shell |
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