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- PDB-4qgn: Human acireductone dioxygenase with iron ion and L-methionine in ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4qgn | ||||||
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Title | Human acireductone dioxygenase with iron ion and L-methionine in active center | ||||||
![]() | 1,2-dihydroxy-3-keto-5-methylthiopentene dioxygenase | ||||||
![]() | OXIDOREDUCTASE / RmlC-like cupin / Iron Binding / 1 / 2-dihydroxy-5-(methylthio)pent-1-en-3-one dioxygenase | ||||||
Function / homology | ![]() acireductone dioxygenase (Ni2+-requiring) / acireductone dioxygenase [iron(II)-requiring] / acireductone dioxygenase (Ni2+-requiring) activity / acireductone dioxygenase [iron(II)-requiring] activity / Methionine salvage pathway / methionine metabolic process / L-methionine salvage from methylthioadenosine / nickel cation binding / oxidoreductase activity / iron ion binding ...acireductone dioxygenase (Ni2+-requiring) / acireductone dioxygenase [iron(II)-requiring] / acireductone dioxygenase (Ni2+-requiring) activity / acireductone dioxygenase [iron(II)-requiring] activity / Methionine salvage pathway / methionine metabolic process / L-methionine salvage from methylthioadenosine / nickel cation binding / oxidoreductase activity / iron ion binding / nucleus / plasma membrane / cytoplasm / cytosol Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Milaczewska, A.M. / Chruszcz, M. / Petkowski, J.J. / Niedzialkowska, E. / Minor, W. / Borowski, T. | ||||||
![]() | ![]() Title: On the Structure and Reaction Mechanism of Human Acireductone Dioxygenase. Authors: Milaczewska, A. / Kot, E. / Amaya, J.A. / Makris, T.M. / Zajac, M. / Korecki, J. / Chumakov, A. / Trzewik, B. / Kedracka-Krok, S. / Minor, W. / Chruszcz, M. / Borowski, T. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 90.8 KB | Display | ![]() |
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PDB format | ![]() | 68 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 460.5 KB | Display | ![]() |
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Full document | ![]() | 461.5 KB | Display | |
Data in XML | ![]() | 9.5 KB | Display | |
Data in CIF | ![]() | 12 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1vr3S 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, 1 molecules A
#1: Protein | Mass: 21800.697 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: Q9BV57, acireductone dioxygenase [iron(II)-requiring] |
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-Non-polymers , 6 types, 35 molecules ![](data/chem/img/FE.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/MSE.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/ACT.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/MSE.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/ACT.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-FE / | ||||||||
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#3: Chemical | #4: Chemical | ChemComp-MSE / | #5: Chemical | ChemComp-SO4 / #6: Chemical | ChemComp-ACT / | #7: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.99 Å3/Da / Density % sol: 58.87 % |
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Crystal grow | Temperature: 277 K / Method: vapor diffusion, sitting drop / pH: 4.5 Details: Protein: 20 mg/ml in 50 mM Tris-HCl pH 7.8, 150mM NaCl, 2.5mM L-selenomethionine, Crystallization condition: 0.1M sodium acetate, ammonium sulfate pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315 / Detector: CCD / Date: Jun 22, 2012 Details: Rosenbaum-Rock vertical focusing mirror, with Pt, glass, Pd lanes |
Radiation | Monochromator: Rosenbaum-Rock high-resolution double-crystal monochromator. LN2 cooled first crystal, sagittal focusing 2nd crystal Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97912 Å / Relative weight: 1 |
Reflection | Resolution: 3.05→50 Å / Num. all: 5073 / Num. obs: 5073 / % possible obs: 99.8 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -3 / Redundancy: 6.1 % / Rmerge(I) obs: 0.182 / Rsym value: 0.182 / Net I/σ(I): 11.037 |
Reflection shell | Resolution: 3.05→3.1 Å / Redundancy: 4.9 % / Rmerge(I) obs: 0.726 / Mean I/σ(I) obs: 2.118 / Rsym value: 0.726 / % possible all: 100 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1vr3 Resolution: 3.05→37.25 Å / Cor.coef. Fo:Fc: 0.935 / Cor.coef. Fo:Fc free: 0.89 / SU B: 33.496 / SU ML: 0.287 / Cross valid method: THROUGHOUT / ESU R Free: 0.401 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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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: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 33.363 Å2
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Refinement step | Cycle: LAST / Resolution: 3.05→37.25 Å
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Refine LS restraints |
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