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Open data
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Basic information
Entry | Database: PDB / ID: 2wlh | ||||||
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Title | POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM | ||||||
![]() | POTASSIUM CHANNEL | ||||||
![]() | METAL TRANSPORT / INTEGRAL MEMBRANE PROTEIN / IONIC CHANNEL / ION TRANSPORT / TRANSPORT | ||||||
Function / homology | ![]() inward rectifier potassium channel activity / regulation of monoatomic ion transmembrane transport / monoatomic ion channel complex / potassium ion import across plasma membrane / identical protein binding / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Clarke, O.B. / Caputo, A.T. / Smith, B.J. / Gulbis, J.M. | ||||||
![]() | ![]() Title: Domain Reorientation and Rotation of an Intracellular Assembly Regulate Conduction in Kir Potassium Channels. Authors: Clarke, O.B. / Caputo, A.T. / Hill, A.P. / Vandenberg, J.I. / Smith, B.J. / Gulbis, J.M. | ||||||
History |
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Remark 700 | SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN ... SHEET THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, TWO SHEETS ARE DEFINED. |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 129.9 KB | Display | ![]() |
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PDB format | ![]() | 101.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 432.3 KB | Display | ![]() |
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Full document | ![]() | 446 KB | Display | |
Data in XML | ![]() | 14 KB | Display | |
Data in CIF | ![]() | 18.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2wliC ![]() 2wljC ![]() 2wlkC ![]() 2wllC ![]() 2wlmC ![]() 2wlnC ![]() 2wloC ![]() 2x6aC ![]() 2x6bC ![]() 2x6cC ![]() 1xl4S 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
#1: Protein | Mass: 33782.766 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Details: C-TERMINAL HEXAHISTIDINE TAG APPENDED Source: (gene. exp.) ![]() Description: EXPRESSED RECOMBINANTLY IN ESCHERICHIA COLI. / Production host: ![]() ![]() | ||||||
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#2: Chemical | ChemComp-K / #3: Chemical | ChemComp-CL / | #4: Water | ChemComp-HOH / | Sequence details | RESIDUES 5-295 CORRESPOND | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 4.24 Å3/Da / Density % sol: 71 % / Description: NONE |
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Crystal grow | Method: vapor diffusion, sitting drop / pH: 6 Details: PRECIPITANT: 40 % PEG 200 0.2 M SODIUM CHLORIDE 0.1 M SODIUM PHOSPHATE PH 6.0 PROTEIN: 8MG/ML KB3.1 150MM KCL 20MM TRIS PH 8.0 0.05% TDM 4MM LDAO PROTEIN PRECIPITANT COMBINED IN 1:1 RATIO, ...Details: PRECIPITANT: 40 % PEG 200 0.2 M SODIUM CHLORIDE 0.1 M SODIUM PHOSPHATE PH 6.0 PROTEIN: 8MG/ML KB3.1 150MM KCL 20MM TRIS PH 8.0 0.05% TDM 4MM LDAO PROTEIN PRECIPITANT COMBINED IN 1:1 RATIO, THEN EQUILIBRATED IN SITTING-DROP VAPOUR-DIFFUSION SET-UP WITH RESERVOIR OF PRECIPITANT. |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC CCD / Detector: CCD / Date: Jun 21, 2008 / Details: MIRRORS |
Radiation | Monochromator: SILICON CRYSTAL / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.956668 Å / Relative weight: 1 |
Reflection | Resolution: 3.28→50 Å / Num. obs: 8448 / % possible obs: 97.6 % / Observed criterion σ(I): -3 / Redundancy: 9 % / Biso Wilson estimate: 0 Å2 / Rmerge(I) obs: 0.11 / Net I/σ(I): 18.8 |
Reflection shell | Resolution: 3.28→3.4 Å / Redundancy: 6.7 % / Rmerge(I) obs: 0.52 / Mean I/σ(I) obs: 3 / % possible all: 90.4 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1XL4 Resolution: 3.28→15 Å / Cor.coef. Fo:Fc: 0.922 / Cor.coef. Fo:Fc free: 0.859 / SU B: 44.264 / SU ML: 0.335 / Cross valid method: THROUGHOUT / ESU R: 0 / ESU R Free: 0.481 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. RESIDUES 1-11, 28-32 AND 300-301 ARE DISORDERED. STRUCTURE WAS INITIALLY REFINED IN PHENIX, THEN TRANSFERRED TO REFMAC FOR FINAL REFINEMENT. ...Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. RESIDUES 1-11, 28-32 AND 300-301 ARE DISORDERED. STRUCTURE WAS INITIALLY REFINED IN PHENIX, THEN TRANSFERRED TO REFMAC FOR FINAL REFINEMENT. ANISOTROPIC THERMAL PARAMETERS WERE INTRODUCED USING TLS IN PHENIX, NOT REFINED EXPLICITLY.
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: MASK BULK SOLVENT | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 95.905 Å2
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Refinement step | Cycle: LAST / Resolution: 3.28→15 Å
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Refine LS restraints |
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