+Open data
-Basic information
Entry | Database: PDB / ID: 4pdl | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Title | Structure of K+ selective NaK mutant in caesium | ||||||||||||
Components | Potassium channel protein | ||||||||||||
Keywords | TRANSPORT PROTEIN / Binding Sites / Electrophysiology / Ions / Ligands / Mutation / Potassium / Potassium Channels / Sodium / Caesium / membrane protein | ||||||||||||
Function / homology | Function and homology information potassium channel activity / membrane / identical protein binding / metal ion binding Similarity search - Function | ||||||||||||
Biological species | Bacillus cereus (bacteria) | ||||||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / Resolution: 1.7 Å | ||||||||||||
Authors | Lam, Y. / Zeng, W. / Sauer, D.B. / Jiang, Y. | ||||||||||||
Funding support | United States, 3items
| ||||||||||||
Citation | Journal: To Be Published Title: High Resolution Structural Views of Rubidium, Cesium and Barium Binding within a Potassium Selective Channel Filter Authors: Lam, Y. / Zeng, W. / Sauer, D.B. / Jiang, Y. | ||||||||||||
History |
|
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
---|
-Downloads & links
-Download
PDBx/mmCIF format | 4pdl.cif.gz | 87.7 KB | Display | PDBx/mmCIF format |
---|---|---|---|---|
PDB format | pdb4pdl.ent.gz | 67.7 KB | Display | PDB format |
PDBx/mmJSON format | 4pdl.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/pd/4pdl ftp://data.pdbj.org/pub/pdb/validation_reports/pd/4pdl | HTTPS FTP |
---|
-Related structure data
-Links
-Assembly
Deposited unit |
| ||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 |
| ||||||||||||||||||||||||||||||
2 |
| ||||||||||||||||||||||||||||||
Unit cell |
| ||||||||||||||||||||||||||||||
Components on special symmetry positions |
|
-Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 10771.673 Da / Num. of mol.: 2 / Fragment: UNP residues 20-110 / Mutation: D66Y,N68D Source method: isolated from a genetically manipulated source Source: (gene. exp.) Bacillus cereus (bacteria) / Strain: ATCC 14579 / DSM 31 / Gene: BC_0669 / Plasmid: pQE60 / Production host: Escherichia coli (E. coli) / Strain (production host): SG13009 / References: UniProt: Q81HW2 |
---|
-Non-polymers , 5 types, 60 molecules
#2: Chemical | ChemComp-CS / #3: Chemical | ChemComp-NA / | #4: Chemical | #5: Chemical | #6: Water | ChemComp-HOH / | |
---|
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
---|
-Sample preparation
Crystal | Density Matthews: 2.41 Å3/Da / Density % sol: 48.99 % / Description: Thin square plates. |
---|---|
Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 6.5 / Details: 65% MPD, 100mM CsCl, 100mM MES, 4mM DM / PH range: 6.0-7.0 |
-Data collection
Diffraction | Mean temperature: 78 K |
---|---|
Diffraction source | Source: SYNCHROTRON / Site: APS / Beamline: 19-ID / Wavelength: 1 Å |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Jun 9, 2009 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.7→50 Å / Num. obs: 22437 / % possible obs: 99.86 % / Redundancy: 7.4 % / Rsym value: 0.042 / Net I/σ(I): 49.8 |
-Processing
Software | Name: PHENIX / Version: (phenix.refine: 1.8.4_1496) / Classification: refinement | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Refinement | Resolution: 1.7→34.053 Å / SU ML: 0.18 / Cross valid method: FREE R-VALUE / σ(F): 1.36 / Phase error: 25.94 / Stereochemistry target values: ML
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.7→34.053 Å
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints |
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell |
|