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Open data
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Basic information
Entry | Database: PDB / ID: 2bs2 | ||||||||||||
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Title | QUINOL:FUMARATE REDUCTASE FROM WOLINELLA SUCCINOGENES | ||||||||||||
![]() | (QUINOL-FUMARATE REDUCTASE ...) x 3 | ||||||||||||
![]() | OXIDOREDUCTASE / RESPIRATORY CHAIN / CITRIC ACID CYCLE / IRON-SULPHUR PROTEIN | ||||||||||||
Function / homology | ![]() succinate dehydrogenase (quinone) activity / succinate dehydrogenase / anaerobic respiration / 3 iron, 4 sulfur cluster binding / tricarboxylic acid cycle / respiratory electron transport chain / electron transport chain / 2 iron, 2 sulfur cluster binding / flavin adenine dinucleotide binding / 4 iron, 4 sulfur cluster binding ...succinate dehydrogenase (quinone) activity / succinate dehydrogenase / anaerobic respiration / 3 iron, 4 sulfur cluster binding / tricarboxylic acid cycle / respiratory electron transport chain / electron transport chain / 2 iron, 2 sulfur cluster binding / flavin adenine dinucleotide binding / 4 iron, 4 sulfur cluster binding / electron transfer activity / oxidoreductase activity / metal ion binding / plasma membrane Similarity search - Function | ||||||||||||
Biological species | ![]() | ||||||||||||
Method | ![]() ![]() ![]() | ||||||||||||
![]() | Lancaster, C.R.D. | ||||||||||||
![]() | ![]() Title: Evidence for Transmembrane Proton Transfer in a Dihaem-Containing Membrane Protein Complex. Authors: Madej, M.G. / Nasiri, H.R. / Hilgendorff, N.S. / Schwalbe, H. / Lancaster, C.R.D. #1: Journal: Biochim.Biophys.Acta / Year: 2002 Title: Wolinella Succinogenes Quinol:Fumarate Reductase -2.2 Angstrom Resolution Crystal Structure and the E-Pathway Hypothesis of Coupled Transmembrane Proton and Electron Transfer Authors: Lancaster, C.R.D. #2: ![]() Title: A Third Crystal Form of Wolinella Succinogenes Quinol:Fumarate Reductase Reveals Domain Closure at the Site of Fumarate Reduction Authors: Lancaster, C.R.D. / Gross, R. / Simon, J. #3: Journal: Proc.Natl.Acad.Sci.USA / Year: 2000 Title: Essential Role of Glu-C66 for Menaquinol Oxidation Indicates Transmembrane Electrochemical Potential Generation by Wolinella Succinogenes Fumarate Reductase Authors: Lancaster, C.R.D. / Gross, R. / Haas, A. / Ritter, M. / Maentele, W. / Simon, J. / Kroeger, A. #4: ![]() Title: Structure of Fumarate Reductase from Wolinella Succinogenes at 2.2 Angstroms Resolution Authors: Lancaster, C.R.D. / Kroeger, A. / Auer, M. / Michel, H. | ||||||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 499.9 KB | Display | ![]() |
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PDB format | ![]() | 399.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 3 MB | Display | ![]() |
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Full document | ![]() | 3 MB | Display | |
Data in XML | ![]() | 98.1 KB | Display | |
Data in CIF | ![]() | 135.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1qla 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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1 |
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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS oper: (Code: given Matrix: (-0.999932, -0.011239, 0.003138), Vector: |
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Components
-QUINOL-FUMARATE REDUCTASE ... , 3 types, 6 molecules ADBECF
#1: Protein | Mass: 73424.766 Da / Num. of mol.: 2 / Source method: isolated from a natural source Details: FAD COVALENTLY BOUND TO HIS A43 BY AN 8-ALPHA-(N-EPSILON-HISTIDYL) BOND Source: (natural) ![]() #2: Protein | Mass: 27415.727 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() #3: Protein | Mass: 29721.945 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() |
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-Sugars , 1 types, 2 molecules 
#11: Sugar |
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-Non-polymers , 8 types, 1006 molecules 














#4: Chemical | #5: Chemical | #6: Chemical | #7: Chemical | #8: Chemical | #9: Chemical | #10: Chemical | ChemComp-HEM / #12: Water | ChemComp-HOH / | |
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-Details
Has protein modification | Y |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.4 Å3/Da / Density % sol: 62.4 % |
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Crystal grow | pH: 6 / Details: pH 6.00 |
-Data collection
Diffraction | Mean temperature: 277 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC CCD / Detector: CCD / Date: Apr 22, 2001 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.93107 Å / Relative weight: 1 |
Reflection | Resolution: 1.78→28.75 Å / Num. obs: 317968 / % possible obs: 92.3 % / Observed criterion σ(I): 0 / Redundancy: 3.8 % / Biso Wilson estimate: 23.2 Å2 / Rmerge(I) obs: 0.1 / Net I/σ(I): 16.5 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1QLA ![]() 1qla Resolution: 1.78→28.7 Å / Rfactor Rfree error: 0.004 / Data cutoff high absF: 2909818.71 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 73.9811 Å2 / ksol: 0.375084 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 38.8 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 1.78→28.7 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.78→1.82 Å / Rfactor Rfree error: 0.026 / Total num. of bins used: 15
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Xplor file |
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