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- PDB-2zo5: Structure of the Thioalkalivibrio nitratireducens cytochrome c ni... -
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Open data
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Basic information
Entry | Database: PDB / ID: 2zo5 | ||||||
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Title | Structure of the Thioalkalivibrio nitratireducens cytochrome c nitrite reductase in a complex with azide | ||||||
![]() | Eight-heme nitrite reductase | ||||||
![]() | OXIDOREDUCTASE / Cytochrome C nitrite reductase / NRFA / sulfite reductase | ||||||
Function / homology | ![]() ammonium ion metabolic process / nitrite reductase (cytochrome; ammonia-forming) / nitrite reductase (cytochrome, ammonia-forming) activity / anaerobic electron transport chain / nitrate assimilation / outer membrane-bounded periplasmic space / calcium ion binding / heme binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Polyakov, K.M. / Boyko, K.M. / Slutsky, A. / Tikhonova, T.V. / Antipov, A.N. / Zvyagilskaya, R.A. / Popov, A.N. / Lamzin, V.S. / Bourenkov, G.P. / Popov, V.O. | ||||||
![]() | ![]() Title: High-resolution structural analysis of a novel octaheme cytochrome c nitrite reductase from the haloalkaliphilic bacterium Thioalkalivibrio nitratireducens Authors: Polyakov, K.M. / Boyko, K.M. / Tikhonova, T.V. / Slutsky, A. / Antipov, A.N. / Zvyagilskaya, R.A. / Popov, A.N. / Bourenkov, G.P. / Lamzin, V.S. / Popov, V.O. #1: Journal: Acta Crystallogr.,Sect.F / Year: 2006 Title: Crystallization and preliminary X-ray analysis of cytochrome c nitrite reductase from Thioalkalivibrio nitratireducens Authors: Boyko, K.M. / Polyakov, K.M. / Tikhonova, T.V. / Slutsky, A. / Antipov, A.N. / Zvyagilskaya, R.A. / Bourenkov, G.P. / Popov, A.N. / Lamzin, V.S. / Popov, V.O. #2: Journal: Biochim.Biophys.Acta / Year: 2006 Title: Molecular and catalytic properties of a novel cytochrome c nitrite reductase from nitrate-reducing haloalkaliphilic sulfur-oxidizing bacterium Thioalkalivibrio nitratireducens Authors: Tikhonova, T.V. / Slutsky, A. / Antipov, A.N. / Boyko, K.M. / Polyakov, K.M. / Sorokin, D.Y. / Zvyagilskaya, R.A. / Popov, V.O. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 447 KB | Display | ![]() |
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PDB format | ![]() | 372.2 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 7.4 MB | Display | ![]() |
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Full document | ![]() | 7.2 MB | Display | |
Data in XML | ![]() | 55.2 KB | Display | |
Data in CIF | ![]() | 82.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2ot4SC ![]() 3d1iC 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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1 | ![]()
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Unit cell |
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Components on special symmetry positions |
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Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 59491.309 Da / Num. of mol.: 2 / Source method: isolated from a natural source Source: (natural) ![]() Strain: ALEN 2 / References: UniProt: Q5F2I3, UniProt: L0DSL2*PLUS |
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-Non-polymers , 8 types, 1164 molecules ![](data/chem/img/HEC.gif)
![](data/chem/img/AZI.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/PG4.gif)
![](data/chem/img/PG6.gif)
![](data/chem/img/TRS.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/AZI.gif)
![](data/chem/img/CA.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/PG4.gif)
![](data/chem/img/PG6.gif)
![](data/chem/img/TRS.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-HEC / #3: Chemical | ChemComp-AZI / #4: Chemical | ChemComp-CA / #5: Chemical | #6: Chemical | ChemComp-PG4 / #7: Chemical | #8: Chemical | #9: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 5.04 Å3/Da / Density % sol: 75.58 % |
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Crystal grow | Temperature: 278 K / Method: vapor diffusion, hanging drop / pH: 8.5 Details: The drop contained 5ml of enzyme solution (14.5mg/ml) in 0.005M Tris-borat buffer (PH8.7) and 5ml reservoir solution. the reservoir solution contained 27% PEG400, 0.18M sodium citrate in 0. ...Details: The drop contained 5ml of enzyme solution (14.5mg/ml) in 0.005M Tris-borat buffer (PH8.7) and 5ml reservoir solution. the reservoir solution contained 27% PEG400, 0.18M sodium citrate in 0.09M TRIS buffer (PH8.5), Complex with azide ion was obtained by soaking crystal in reservoir solution with 20mM sodium azide by 30 minute, VAPOR DIFFUSION, HANGING DROP, temperature 278K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MAR CCD 165 mm / Detector: CCD |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.801 Å / Relative weight: 1 |
Reflection | Resolution: 1.7→13 Å / Num. obs: 270000 / % possible obs: 98.6 % / Rmerge(I) obs: 0.058 / Net I/σ(I): 21 |
Reflection shell | Resolution: 1.7→1.71 Å / Rmerge(I) obs: 0.489 / % possible all: 98.3 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 2OT4 Resolution: 1.7→11.99 Å / Cor.coef. Fo:Fc: 0.97 / Cor.coef. Fo:Fc free: 0.96 / SU B: 1.128 / SU ML: 0.038 / Cross valid method: THROUGHOUT / ESU R: 0.059 / ESU R Free: 0.06 / Stereochemistry target values: Engh & Huber / 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: BABINET MODEL WITH MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 16.487 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine analyze | Luzzati coordinate error obs: 0.1523 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.7→11.99 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.7→1.744 Å / Total num. of bins used: 20
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