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Yorodumi- PDB-1xr3: Actinorhodin Polyketide Ketoreductase with NADP and the Inhibitor... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1xr3 | ||||||
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Title | Actinorhodin Polyketide Ketoreductase with NADP and the Inhibitor Isoniazid bound | ||||||
Components | ACTINORHODIN POLYKETIDE KETOREDUCTASE | ||||||
Keywords | OXIDOREDUCTASE / PROTEIN-INHIBITOR COMPLEX | ||||||
Function / homology | Function and homology information Oxidoreductases; Acting on the CH-CH group of donors; With NAD+ or NADP+ as acceptor / steroid metabolic process / antibiotic biosynthetic process / oxidoreductase activity Similarity search - Function | ||||||
Biological species | Streptomyces coelicolor (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.71 Å | ||||||
Authors | Korman, T.P. / Hill, J.A. / Vu, T.N. / Tsai, S.C. | ||||||
Citation | Journal: Biochemistry / Year: 2004 Title: Structural analysis of actinorhodin polyketide ketoreductase: cofactor binding and substrate specificity. Authors: Korman, T.P. / Hill, J.A. / Vu, T.N. / Tsai, S.C. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1xr3.cif.gz | 106.9 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1xr3.ent.gz | 82.6 KB | Display | PDB format |
PDBx/mmJSON format | 1xr3.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/xr/1xr3 ftp://data.pdbj.org/pub/pdb/validation_reports/xr/1xr3 | HTTPS FTP |
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-Related structure data
Related structure data | 1x7gSC 1x7hC 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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1 |
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Unit cell |
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Details | The biological assembly is a tetramer generated from the dimer in the asymmetric unit by the operations: -X, Y-X, 2/3-Z |
-Components
#1: Protein | Mass: 27293.014 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Streptomyces coelicolor (bacteria) / Gene: actIII / Plasmid: pET28c / Species (production host): Escherichia coli / Production host: Escherichia coli BL21(DE3) (bacteria) / Strain (production host): BL21(DE3) References: UniProt: P16544, Oxidoreductases; Acting on the CH-CH group of donors; With NAD+ or NADP+ as acceptor #2: Chemical | #3: Chemical | |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 2 |
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-Sample preparation
Crystal | Density Matthews: 3.43 Å3/Da / Density % sol: 64.14 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, sitting drop / pH: 7.5 Details: sodium formate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K |
-Data collection
Diffraction | Mean temperature: 75 K |
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Diffraction source | Source: SYNCHROTRON / Site: ALS / Beamline: 5.0.1 / Wavelength: 1 Å |
Detector | Type: ADSC QUANTUM 4 / Detector: CCD / Date: Sep 11, 2004 / Details: mirrors |
Radiation | Monochromator: Single crystal, cylindrically bent, Si(220) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.71→50 Å / Num. obs: 21721 / % possible obs: 94.6 % / Observed criterion σ(I): -3 / Redundancy: 16.8 % / Biso Wilson estimate: 37.7 Å2 / Net I/σ(I): 16.1 |
Reflection shell | Resolution: 2.71→2.76 Å / Redundancy: 7.2 % |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1X7G Resolution: 2.71→48.06 Å / Rfactor Rfree error: 0.006 / Data cutoff high absF: 74691.91 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 36.4248 Å2 / ksol: 0.359503 e/Å3 | |||||||||||||||||||||||||
Displacement parameters | Biso mean: 41.3 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2.71→48.06 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.71→2.88 Å / Rfactor Rfree error: 0.021 / Total num. of bins used: 6
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Xplor file |
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