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- PDB-4z6n: Structure of H200N variant of Homoprotocatechuate 2,3-Dioxygenase... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4z6n | |||||||||
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Title | Structure of H200N variant of Homoprotocatechuate 2,3-Dioxygenase from B.fuscum at 1.52 Ang resolution | |||||||||
![]() | Homoprotocatechuate 2,3-dioxygenase | |||||||||
![]() | OXIDOREDUCTASE / Dioxygenase / 2-His-1-carboxylate facial triad / oxygen activation / acid-base catalysis | |||||||||
Function / homology | ![]() | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() ![]() | |||||||||
![]() | Kovaleva, E.G. / Lipscomb, J.D. | |||||||||
Funding support | ![]() ![]()
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![]() | ![]() Title: Structural Basis for Substrate and Oxygen Activation in Homoprotocatechuate 2,3-Dioxygenase: Roles of Conserved Active Site Histidine 200. Authors: Kovaleva, E.G. / Rogers, M.S. / Lipscomb, J.D. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 657.3 KB | Display | ![]() |
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PDB format | ![]() | 542 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.7 MB | Display | ![]() |
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Full document | ![]() | 1.7 MB | Display | |
Data in XML | ![]() | 67.3 KB | Display | |
Data in CIF | ![]() | 102.9 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 4z6lC ![]() 4z6mC ![]() 4z6oC ![]() 4z6pC ![]() 4z6qC ![]() 4z6rC ![]() 4z6sC ![]() 4z6tC ![]() 4z6uC ![]() 4z6vC ![]() 4z6wC ![]() 4z6zC ![]() 3ojtS 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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Unit cell |
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Components
-Protein , 1 types, 4 molecules ABCD
#1: Protein | Mass: 41731.277 Da / Num. of mol.: 4 / Mutation: H200N Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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-Non-polymers , 5 types, 1708 molecules ![](data/chem/img/FE2.gif)
![](data/chem/img/P6G.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/P6G.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-FE2 / #3: Chemical | ChemComp-P6G / #4: Chemical | ChemComp-CL / #5: Chemical | ChemComp-CA / | #6: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.39 Å3/Da / Density % sol: 48.59 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 7 / Details: 14% PEG6000, 0.1M calcium acetate, 0.1M MOPS |
-Data collection
Diffraction | Mean temperature: 100 K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Apr 1, 2012 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.9801 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 1.52→48.03 Å / Num. all: 243620 / Num. obs: 243620 / % possible obs: 99.6 % / Redundancy: 4.4 % / Rpim(I) all: 0.035 / Rrim(I) all: 0.074 / Rsym value: 0.065 / Net I/σ(I): 13.4 / Num. measured all: 1069958 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1 / Rejects: _
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 3OJT Resolution: 1.52→45.76 Å / Cor.coef. Fo:Fc: 0.983 / Cor.coef. Fo:Fc free: 0.97 / WRfactor Rfree: 0.1549 / WRfactor Rwork: 0.1092 / FOM work R set: 0.8914 / SU B: 3.126 / SU ML: 0.049 / SU R Cruickshank DPI: 0.0639 / SU Rfree: 0.0626 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.064 / ESU R Free: 0.063 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES : REFINED INDIVIDUALLY
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 94.62 Å2 / Biso mean: 21.07 Å2 / Biso min: 9.85 Å2
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Refinement step | Cycle: final / Resolution: 1.52→45.76 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.52→1.559 Å / Total num. of bins used: 20
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