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- PDB-6rfb: Crystal structure of the potassium-pumping S254A mutant of the li... -
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Open data
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Basic information
Entry | Database: PDB / ID: 6rfb | ||||||||||||||||||
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Title | Crystal structure of the potassium-pumping S254A mutant of the light-driven sodium pump KR2 in the monomeric form, pH 4.3 | ||||||||||||||||||
![]() | Sodium pumping rhodopsin | ||||||||||||||||||
![]() | MEMBRANE PROTEIN / light-driven sodium pump / ion translocation / retinal / rhodopsin | ||||||||||||||||||
Function / homology | ![]() | ||||||||||||||||||
Biological species | ![]() | ||||||||||||||||||
Method | ![]() ![]() ![]() | ||||||||||||||||||
![]() | Kovalev, K. / Polovinkin, V. / Gushchin, I. / Borshchevskiy, V. / Gordeliy, V. | ||||||||||||||||||
Funding support | ![]() ![]()
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![]() | ![]() Title: Structure and mechanisms of sodium-pumping KR2 rhodopsin. Authors: Kovalev, K. / Polovinkin, V. / Gushchin, I. / Alekseev, A. / Shevchenko, V. / Borshchevskiy, V. / Astashkin, R. / Balandin, T. / Bratanov, D. / Vaganova, S. / Popov, A. / Chupin, V. / Buldt, ...Authors: Kovalev, K. / Polovinkin, V. / Gushchin, I. / Alekseev, A. / Shevchenko, V. / Borshchevskiy, V. / Astashkin, R. / Balandin, T. / Bratanov, D. / Vaganova, S. / Popov, A. / Chupin, V. / Buldt, G. / Bamberg, E. / Gordeliy, V. | ||||||||||||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 81.6 KB | Display | ![]() |
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PDB format | ![]() | 57.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 3.9 MB | Display | ![]() |
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Full document | ![]() | 3.9 MB | Display | |
Data in XML | ![]() | 15.3 KB | Display | |
Data in CIF | ![]() | 19.5 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 6rexC ![]() 6rezC ![]() 6rf0C ![]() 6rf1C ![]() 6rf3C ![]() 6rf4C ![]() 6rf5C ![]() 6rf6C ![]() 6rf7C ![]() 6rf9C ![]() 6rfaC ![]() 6rfcC ![]() 4xtlS 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
-Protein , 1 types, 1 molecules A
#1: Protein | Mass: 32595.580 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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-Non-polymers , 5 types, 67 molecules ![](data/chem/img/NA.gif)
![](data/chem/img/LFA.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/RET.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/LFA.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/RET.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | ChemComp-NA / | ||||||
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#3: Chemical | ChemComp-LFA / #4: Chemical | #5: Chemical | ChemComp-RET / | #6: Water | ChemComp-HOH / | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.22 Å3/Da / Density % sol: 61.78 % |
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Crystal grow | Temperature: 293 K / Method: lipidic cubic phase / Details: 2.0 M Sodium Malonate, pH 4.3 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N | ||||||||||||||||||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | ||||||||||||||||||||||||||||||
Detector | Type: DECTRIS EIGER X 4M / Detector: PIXEL / Date: Nov 22, 2017 | ||||||||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.968 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||
Reflection | Resolution: 2.1→40.78 Å / Num. obs: 23679 / % possible obs: 99.4 % / Redundancy: 4.6 % / CC1/2: 0.999 / Rmerge(I) obs: 0.088 / Rpim(I) all: 0.046 / Rrim(I) all: 0.1 / Net I/σ(I): 10.9 / Num. measured all: 107962 | ||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 4XTL Resolution: 2.1→20 Å / Cor.coef. Fo:Fc: 0.956 / Cor.coef. Fo:Fc free: 0.921 / SU B: 12.381 / SU ML: 0.273 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.213 / ESU R Free: 0.198 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 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 159.87 Å2 / Biso mean: 50.253 Å2 / Biso min: 24.88 Å2
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Refinement step | Cycle: final / Resolution: 2.1→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2.1→2.154 Å / Rfactor Rfree error: 0 / Total num. of bins used: 20
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