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- PDB-4ttt: Crystal structure of an O2-tolerant [NiFe]-hydrogenase from Ralst... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4ttt | ||||||
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Title | Crystal structure of an O2-tolerant [NiFe]-hydrogenase from Ralstonia eutropha in its as-isolated form - oxidized state 3 | ||||||
![]() | (Uptake hydrogenase ...) x 2 | ||||||
![]() | OXIDOREDUCTASE / NIFE / HYDROGENASE / KNALLGASBACTERIA / PROTEOBACTERIA / AEROBIC HYDROGEN BACTERIA / DEHYDROGENASE / HYDROGEN CATALYSIS / METALLOENZYME / METALLOPROTEIN CATALYTIC CENTER / BIMETALLIC / NI-FE ACTIVE SITE / T-CLUSTER / oxidized state / OXYGEN-TOLERANT HYDROGENASE / MEMBRANE / MEMBRANE-BOUND / OXIDOREDUCTASE-OXIDOREDUCTASE COMPLEX | ||||||
Function / homology | ![]() hydrogenase (acceptor) / [Ni-Fe] hydrogenase complex / ferredoxin hydrogenase complex / hydrogenase (acceptor) activity / ferredoxin hydrogenase activity / anaerobic respiration / 3 iron, 4 sulfur cluster binding / nickel cation binding / 4 iron, 4 sulfur cluster binding / electron transfer activity ...hydrogenase (acceptor) / [Ni-Fe] hydrogenase complex / ferredoxin hydrogenase complex / hydrogenase (acceptor) activity / ferredoxin hydrogenase activity / anaerobic respiration / 3 iron, 4 sulfur cluster binding / nickel cation binding / 4 iron, 4 sulfur cluster binding / electron transfer activity / metal ion binding / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Schmidt, A. / Kalms, J. / Scheerer, P. | ||||||
Funding support | ![]()
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![]() | ![]() Title: Tracking the route of molecular oxygen in O2-tolerant membrane-bound [NiFe] hydrogenase Authors: Kalms, J. / Schmidt, A. / Frielingsdorf, S. / Utesch, T. / Gotthard, G. / von Stetten, D. / van der Linden, P. / Royant, A. / Mroginski, M. / Carpentier, P. / Lenz, O. / Scheerer, P. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 385.5 KB | Display | ![]() |
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PDB format | ![]() | 310.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 493.5 KB | Display | ![]() |
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Full document | ![]() | 495.4 KB | Display | |
Data in XML | ![]() | 36.5 KB | Display | |
Data in CIF | ![]() | 54.8 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 3rgwS 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
-Uptake hydrogenase ... , 2 types, 2 molecules LS
#1: Protein | Mass: 67247.195 Da / Num. of mol.: 1 / Fragment: UNP residues 1-603 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Strain (production host): ATCC 17699 / H16 / DSM 428 / Stanier 337 References: UniProt: P31891, hydrogenase (acceptor) |
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#2: Protein | Mass: 37384.520 Da / Num. of mol.: 1 / Fragment: RESIDUES 44-360 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
-Non-polymers , 9 types, 622 molecules ![](data/chem/img/NFV.gif)
![](data/chem/img/PO4.gif)
![](data/chem/img/MG.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/SF4.gif)
![](data/chem/img/F3S.gif)
![](data/chem/img/F4S.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/PO4.gif)
![](data/chem/img/MG.gif)
![](data/chem/img/CL.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/SF4.gif)
![](data/chem/img/F3S.gif)
![](data/chem/img/F4S.gif)
![](data/chem/img/HOH.gif)
#3: Chemical | ChemComp-NFV / | ||||||||||
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#4: Chemical | ChemComp-PO4 / | ||||||||||
#5: Chemical | ChemComp-MG / | ||||||||||
#6: Chemical | #7: Chemical | ChemComp-NA / | #8: Chemical | ChemComp-SF4 / | #9: Chemical | ChemComp-F3S / | #10: Chemical | ChemComp-F4S / | #11: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.11 Å3/Da / Density % sol: 41.63 % |
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Crystal grow | Temperature: 282 K / Method: vapor diffusion / Details: 20-30% PEG3350, 100 mM Bis-Tris / PH range: 5.5 - 6.5 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS PILATUS 6M-F / Detector: PIXEL / Date: Feb 23, 2013 / Details: MIRROR |
Radiation | Monochromator: SI(311) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.96863 Å / Relative weight: 1 |
Reflection | Resolution: 1.72→47.78 Å / Num. all: 88794 / Num. obs: 84252 / % possible obs: 99.9 % / Redundancy: 4.8 % / Net I/σ(I): 9.3 |
Reflection shell | Resolution: 1.72→1.81 Å / Redundancy: 4.7 % / Mean I/σ(I) obs: 2.6 / % possible all: 99.7 |
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Processing
Software | Name: REFMAC / Version: 5.7.0032 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Refinement | Method to determine structure: ![]() Starting model: 3RGW Resolution: 1.72→47.83 Å / Cor.coef. Fo:Fc: 0.978 / Cor.coef. Fo:Fc free: 0.969 / SU B: 4.124 / SU ML: 0.059 / Cross valid method: THROUGHOUT / ESU R: 0.16 / ESU R Free: 0.086 / 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: 27.224 Å2
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Refinement step | Cycle: 1 / Resolution: 1.72→47.83 Å
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Refine LS restraints |
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