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Yorodumi- PDB-1ox7: Crystal structure of yeast cytosine deaminase apo-enzyme: inorgan... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1ox7 | ||||||
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Title | Crystal structure of yeast cytosine deaminase apo-enzyme: inorganic zinc bound | ||||||
Components | Cytosine deaminase | ||||||
Keywords | HYDROLASE / aminohydrolase | ||||||
Function / homology | Function and homology information cytidine metabolic process / pyrimidine-containing compound salvage / diaminohydroxyphosphoribosylaminopyrimidine deaminase activity / cytosine deaminase / cytosine deaminase activity / : / UMP salvage / cytosine metabolic process / zinc ion binding / nucleus / cytoplasm Similarity search - Function | ||||||
Biological species | Saccharomyces cerevisiae (brewer's yeast) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / SAD / Resolution: 1.43 Å | ||||||
Authors | Ireton, G.C. / Black, M.E. / Stoddard, B.L. | ||||||
Citation | Journal: Structure / Year: 2003 Title: The 1.14 a crystal structure of yeast Cytosine deaminase. Evolution of nucleotide salvage enzymes and implications for genetic chemotherapy. Authors: Ireton, G.C. / Black, M.E. / Stoddard, B.L. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1ox7.cif.gz | 84 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1ox7.ent.gz | 62 KB | Display | PDB format |
PDBx/mmJSON format | 1ox7.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1ox7_validation.pdf.gz | 429.1 KB | Display | wwPDB validaton report |
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Full document | 1ox7_full_validation.pdf.gz | 429.3 KB | Display | |
Data in XML | 1ox7_validation.xml.gz | 19.9 KB | Display | |
Data in CIF | 1ox7_validation.cif.gz | 28.2 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ox/1ox7 ftp://data.pdbj.org/pub/pdb/validation_reports/ox/1ox7 | HTTPS FTP |
-Related structure data
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
#1: Protein | Mass: 18089.492 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Saccharomyces cerevisiae (brewer's yeast) Gene: FCY1 OR YPR062W OR YP9499.17 / Plasmid: pET15b-(yCD) / Production host: Escherichia coli (E. coli) / Strain (production host): BL21-RIL (DE3) / References: UniProt: Q12178, cytosine deaminase #2: Chemical | ChemComp-ZN / #3: Chemical | ChemComp-CA / | #4: Water | ChemComp-HOH / | 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: 1.74 Å3/Da / Density % sol: 28.68 % | ||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / Method: streak seeding / pH: 6.5 Details: PEG 8000, calcium acetate, sodium cacodylate, pH 6.5, streak seeding, temperature 277K | ||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4. ℃ / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: ALS / Beamline: 5.0.2 / Wavelength: 0.9795 Å |
Detector | Type: ADSC QUANTUM 210 / Detector: CCD / Date: Sep 16, 2002 |
Radiation | Monochromator: double crystal Si(111) / Protocol: MAD / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9795 Å / Relative weight: 1 |
Reflection | Resolution: 1.43→20 Å / Num. all: 98785 / Num. obs: 98785 / % possible obs: 99.9 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 7.4 % / Biso Wilson estimate: 9.6 Å2 / Rmerge(I) obs: 0.048 / Net I/σ(I): 27.4 |
Reflection shell | Resolution: 1.43→1.48 Å / Rmerge(I) obs: 0.165 / Mean I/σ(I) obs: 9.5 / Num. unique all: 9823 / % possible all: 99.7 |
Reflection | *PLUS Rmerge(I) obs: 0.042 |
Reflection shell | *PLUS % possible obs: 99.7 % |
-Processing
Software |
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Refinement | Method to determine structure: SAD / Resolution: 1.43→19.83 Å / Rfactor Rfree error: 0.003 / Isotropic thermal model: RESTRAINED / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Bsol: 49.5037 Å2 / ksol: 0.376664 e/Å3 | ||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 10.8 Å2
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Refine analyze | Luzzati coordinate error free: 0.14 Å / Luzzati sigma a free: 0.07 Å | ||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.43→19.83 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.43→1.52 Å / Rfactor Rfree error: 0.007 / Total num. of bins used: 6
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Xplor file |
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Refinement | *PLUS Lowest resolution: 20 Å / Num. reflection obs: 51872 / Num. reflection Rfree: 2594 / % reflection Rfree: 5 % | ||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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