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- PDB-4mw8: Structural Basis for Ca2+ Selectivity of a Voltage-gated Calcium ... -
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Open data
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Basic information
Entry | Database: PDB / ID: 4mw8 | ||||||
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Title | Structural Basis for Ca2+ Selectivity of a Voltage-gated Calcium Channel | ||||||
![]() | Ion transport protein | ||||||
![]() | METAL TRANSPORT / Tetrameric / Voltage-gated Ion Channel / Voltage-gated Sodium Channel / Sodium Selective / Transport Protein / Membrane | ||||||
Function / homology | ![]() membrane depolarization during action potential / voltage-gated sodium channel complex / 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 | ![]() | 194.6 KB | Display | ![]() |
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PDB format | ![]() | 153.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 4ms2C ![]() 4mtfC ![]() 4mtgC ![]() 4mtoC ![]() 4mvmC ![]() 4mvoC ![]() 4mvqC ![]() 4mvrC ![]() 4mvsC ![]() 4mvuC ![]() 4mvzC ![]() 4mw3C 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: 27460.699 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() #2: Chemical | #3: Chemical | ChemComp-PX4 / |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 4.75 Details: CHAPSO:DMPC bicelles, 0.1M Na-Acetate,pH 4.75, 2M Ammonium Sulfate, 28% Glucose, 15mM Calcium Chloride, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Jan 1, 2012 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.75 Å / Relative weight: 1 |
Reflection | Resolution: 3.256→48.13 Å / Num. all: 40167 / Num. obs: 40167 / % possible obs: 85 % / Observed criterion σ(F): 1 / Observed criterion σ(I): 1 / Redundancy: 2.5 % / Rmerge(I) obs: 0.09 |
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Processing
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Refinement | Method to determine structure: ![]()
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 92.23 Å2
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Refinement step | Cycle: LAST / Resolution: 3.256→48.13 Å
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Refine LS restraints |
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