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- PDB-4ms2: Structural basis of Ca2+ selectivity of a voltage-gated calcium c... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4ms2 | ||||||
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Title | Structural basis of Ca2+ selectivity of a voltage-gated calcium channel | ||||||
![]() | Ion transport protein | ||||||
![]() | METAL TRANSPORT / Tetrameric / Voltage-gated Ion Channel / Voltage-gated Calcium Channel / Calcium Selective / Transport protein / Membrane | ||||||
Function / homology | ![]() voltage-gated sodium channel complex / membrane depolarization during action potential / voltage-gated sodium channel activity / identical protein binding / metal ion binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Tang, L. / Gamal El-Din, T.M. / Payandeh, J. / Martinez, G.Q. / Heard, T.M. / Scheuer, T. / Zheng, N. / Catterall, W.A. | ||||||
![]() | ![]() Title: Structural basis for Ca2+ selectivity of a voltage-gated calcium channel. Authors: Tang, L. / Gamal El-Din, T.M. / Payandeh, J. / Martinez, G.Q. / Heard, T.M. / Scheuer, T. / Zheng, N. / Catterall, W.A. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 206.9 KB | Display | ![]() |
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PDB format | ![]() | 167.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 4.6 MB | Display | ![]() |
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Full document | ![]() | 4.7 MB | Display | |
Data in XML | ![]() | 45.9 KB | Display | |
Data in CIF | ![]() | 56.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 4mtfC ![]() 4mtgC ![]() 4mtoC ![]() 4mvmC ![]() 4mvoC ![]() 4mvqC ![]() 4mvrC ![]() 4mvsC ![]() 4mvuC ![]() 4mvzC ![]() 4mw3C ![]() 4mw8C ![]() 3rvyS 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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Unit cell |
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Components
#1: Protein | Mass: 27457.590 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() #2: Chemical | ChemComp-PX4 / #3: Chemical | ChemComp-CA / #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 7.89 Å3/Da / Density % sol: 84.4 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 4.75 Details: 0.1M Na-citrate, pH 4.75, 2M ammonium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.75→40.37 Å / Num. all: 74174 / Num. obs: 74174 / % possible obs: 96 % / Observed criterion σ(F): 0 / Observed criterion σ(I): -3 / Redundancy: 2.6 % / Rmerge(I) obs: 0.078 |
Reflection shell | Resolution: 2.75→2.9 Å / % possible all: 96.9 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 3RVY Resolution: 2.75→40.367 Å / SU ML: 0.36 / σ(F): 0.02 / Phase error: 28.22 / Stereochemistry target values: ML
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.75→40.367 Å
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Refine LS restraints |
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LS refinement shell |
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