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- PDB-1kbq: Complex of Human NAD(P)H quinone Oxidoreductase with 5-methoxy-1,... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1kbq | ||||||
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Title | Complex of Human NAD(P)H quinone Oxidoreductase with 5-methoxy-1,2-dimethyl-3-(4-nitrophenoxymethyl)indole-4,7-dione (ES936) | ||||||
![]() | NAD(P)H dehydrogenase [quinone] 1 | ||||||
![]() | OXIDOREDUCTASE / FLAVOENZYME / PRODRUG-ENZYME COMPLEX | ||||||
Function / homology | ![]() response to L-glutamine / response to flavonoid / ubiquinone metabolic process / vitamin E metabolic process / vitamin K metabolic process / NADPH dehydrogenase (quinone) activity / NAD(P)H dehydrogenase (quinone) / cellular response to metal ion / NADH oxidation / cytochrome-b5 reductase activity, acting on NAD(P)H ...response to L-glutamine / response to flavonoid / ubiquinone metabolic process / vitamin E metabolic process / vitamin K metabolic process / NADPH dehydrogenase (quinone) activity / NAD(P)H dehydrogenase (quinone) / cellular response to metal ion / NADH oxidation / cytochrome-b5 reductase activity, acting on NAD(P)H / NADPH oxidation / response to tetrachloromethane / NADH:ubiquinone reductase (non-electrogenic) activity / NAD(P)H dehydrogenase (quinone) activity / response to hydrogen sulfide / response to alkaloid / response to carbohydrate / synaptic transmission, cholinergic / Regulation of ornithine decarboxylase (ODC) / negative regulation of ferroptosis / NFE2L2 regulating anti-oxidant/detoxification enzymes / response to testosterone / response to amine / superoxide dismutase activity / response to nutrient / response to electrical stimulus / nitric oxide biosynthetic process / xenobiotic metabolic process / removal of superoxide radicals / response to hormone / cell redox homeostasis / response to ischemia / negative regulation of protein catabolic process / protein catabolic process / response to toxic substance / cellular response to hydrogen peroxide / protein polyubiquitination / positive regulation of neuron apoptotic process / response to estradiol / cellular response to oxidative stress / response to ethanol / response to oxidative stress / response to lipopolysaccharide / innate immune response / neuronal cell body / synapse / dendrite / negative regulation of apoptotic process / RNA binding / identical protein binding / nucleus / cytoplasm / cytosol Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Faig, M. / Bianchet, M.A. / Amzel, L.M. | ||||||
![]() | ![]() Title: Characterization of a mechanism-based inhibitor of NAD(P)H:quinone oxidoreductase 1 by biochemical, X-ray crystallographic, and mass spectrometric approaches. Authors: Winski, S.L. / Faig, M. / Bianchet, M.A. / Siegel, D. / Swann, E. / Fung, K. / Duncan, M.W. / Moody, C.J. / Amzel, L.M. / Ross, D. #1: ![]() Title: Structure-based Development of Anticancer Drugs: Complexes of NAD(P)H:Quinone Reductase 1 with Chemotherapeutic Quinones Authors: Faig, M. / Bianchet, M.A. / Winski, S. / Hargreaves, R. / Moody, C.J. / Hudnott, A.R. / Ross, D. / Amzel, L.M. #2: ![]() Title: Structures of Recombinant Mouse and Human NAD(P)H:Quinone Oxidoreductases: Species Comparison and Structural Changes with Substrate Binding and Release Authors: Faig, M. / Bianchet, M.A. / Chen, S. / Winski, S.L. / Ross, D. / Talalay, P. / Amzel, L.M. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 239.6 KB | Display | ![]() |
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PDB format | ![]() | 193.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 1kboC ![]() 1ad4S C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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2 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 30776.412 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Chemical | ChemComp-FAD / #3: Chemical | ChemComp-936 / #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.35 Å3/Da / Density % sol: 47.74 % | ||||||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 8.5 / Details: pH 8.5 | ||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 25 ℃ / pH: 8 / Method: vapor diffusion, hanging drop / Details: Faig, M., (2000) Proc.Natl.Acad.Sci.USA, 97, 3177. | ||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: BRANDEIS - B4 / Detector: CCD / Date: Sep 24, 1999 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.8→50 Å / Num. obs: 103269 / % possible obs: 98 % / Observed criterion σ(I): 0 / Redundancy: 3.8 % / Biso Wilson estimate: 18.2 Å2 / Rsym value: 0.096 |
Reflection shell | Resolution: 1.8→1.86 Å / % possible obs: 85.3 % / Mean I/σ(I) obs: 1 / Rsym value: 0.323 / % possible all: 85.3 |
Reflection | *PLUS Redundancy: 3.4 % / Rmerge(I) obs: 0.096 |
Reflection shell | *PLUS % possible obs: 85 % |
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Processing
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Refinement | Method to determine structure: FOURIER Starting model: 1AD4 Resolution: 1.8→32.19 Å / Rfactor Rfree error: 0.003 / Data cutoff high absF: 355979.16 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 41.4385 Å2 / ksol: 0.325222 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 25.1 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 1.8→32.19 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.8→1.91 Å / Total num. of bins used: 6
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Xplor file |
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Software | *PLUS Name: CNS / Version: 1.1 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Num. reflection obs: 99339 / σ(F): 0 / % reflection Rfree: 7.9 % / Rfactor obs: 0.215 / Rfactor Rfree: 0.257 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 25.1 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rwork: 0.33 |