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- PDB-1kx3: X-Ray Structure of the Nucleosome Core Particle, NCP146, at 2.0 A... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1kx3 | ||||||
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Title | X-Ray Structure of the Nucleosome Core Particle, NCP146, at 2.0 A Resolution | ||||||
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![]() | STRUCTURAL PROTEIN/DNA / NUCLEOSOME / CHROMATIN / HISTONE / PROTEIN-DNA INTERACTION / NUCLEOPROTEIN / SUPERCOILED DNA / NUCLEOSOME CORE / PROTEIN-DNA COMPLEX / STRUCTURAL PROTEIN-DNA COMPLEX | ||||||
Function / homology | ![]() structural constituent of chromatin / nucleosome / nucleosome assembly / protein heterodimerization activity / DNA binding / nucleoplasm / nucleus Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Davey, C.A. / Sargent, D.F. / Luger, K. / Maeder, A.W. / Richmond, T.J. | ||||||
![]() | ![]() Title: Solvent Mediated Interactions in the Structure of the Nucleosome Core Particle at 1.9 A Resolution Authors: Davey, C.A. / Sargent, D.F. / Luger, K. / Maeder, A.W. / Richmond, T.J. #1: ![]() Title: Crystal structure of the nucleosome core particle at 2.8 A resolution Authors: Luger, K. / Maeder, A.W. / Richmond, R.K. / Sargent, D.F. / Richmond, T.J. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 346.8 KB | Display | ![]() |
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PDB format | ![]() | 265.1 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 427.2 KB | Display | ![]() |
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Full document | ![]() | 453.9 KB | Display | |
Data in XML | ![]() | 22 KB | Display | |
Data in CIF | ![]() | 40.5 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1kx4C ![]() 1kx5C ![]() 1aoiS S: Starting model for refinement C: citing same article ( |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
-DNA chain , 1 types, 2 molecules IJ
#1: DNA chain | Mass: 45053.855 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Details: palindromic 146 base pair DNA duplex / Source: (gene. exp.) ![]() Description: DNA SEQUENCE SYNTHESIZED, CLONED, MULTIMERIZED, AND EXCISED FROM PLASMID Production host: ![]() ![]() |
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-Protein , 4 types, 8 molecules AEBFCGDH
#2: Protein | Mass: 15303.930 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #3: Protein | Mass: 11263.231 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #4: Protein | Mass: 13907.163 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #5: Protein | Mass: 13848.097 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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-Non-polymers , 2 types, 956 molecules ![](data/chem/img/MN.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/HOH.gif)
#6: Chemical | ChemComp-MN / #7: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.59 Å3/Da / Density % sol: 52.6 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 6 Details: manganese chloride, potassium chloride, potassium cacodylate, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions |
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Crystal grow | *PLUS Method: vapor diffusion | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 103 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE / Date: Jun 2, 1996 |
Radiation | Monochromator: Si 111 CHANNEL / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.85 Å / Relative weight: 1 |
Reflection | Resolution: 1.97→99 Å / Num. all: 147830 / Num. obs: 145317 / % possible obs: 98.3 % / Observed criterion σ(F): 1 / Observed criterion σ(I): 1 / Redundancy: 7.4 % / Biso Wilson estimate: 35.7 Å2 / Rmerge(I) obs: 0.068 |
Reflection shell | Resolution: 1.97→2.04 Å / Rmerge(I) obs: 0.495 / % possible all: 84.5 |
Reflection | *PLUS Highest resolution: 2 Å / Lowest resolution: 99 Å |
Reflection shell | *PLUS Highest resolution: 2 Å / % possible obs: 84.5 % |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB entry 1AOI Resolution: 2→6 Å / Rfactor Rfree error: 0.005 / Data cutoff high absF: 952374.43 / 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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Displacement parameters | Biso mean: 58.2 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 2→6 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.12 Å / Rfactor Rfree error: 0.016 / Total num. of bins used: 6
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Xplor file |
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Refinement | *PLUS Highest resolution: 2 Å / Lowest resolution: 6 Å / Rfactor Rwork: 0.24 | ||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Lowest resolution: 2.07 Å / Rfactor Rfree: 0.322 / Rfactor Rwork: 0.312 |