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- PDB-2exw: Crystal structure of a EcClC-Fab complex in the absence of bound ions -
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Open data
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Basic information
Entry | Database: PDB / ID: 2exw | ||||||
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Title | Crystal structure of a EcClC-Fab complex in the absence of bound ions | ||||||
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![]() | MEMBRANE PROTEIN / ClC family of Cl- channels and transporters / H+/Cl- antiporter / membrane protein-Fab complex | ||||||
Function / homology | ![]() chloride:proton antiporter activity / cellular stress response to acidic pH / voltage-gated chloride channel activity / chloride transmembrane transport / proton transmembrane transport / identical protein binding / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Lobet, S. / Dutzler, R. | ||||||
![]() | ![]() Title: Ion-binding properties of the ClC chloride selectivity filter. Authors: Lobet, S. / Dutzler, R. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 331.7 KB | Display | ![]() |
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PDB format | ![]() | 269.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 484.6 KB | Display | ![]() |
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Full document | ![]() | 602.4 KB | Display | |
Data in XML | ![]() | 73.9 KB | Display | |
Data in CIF | ![]() | 99.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2exyC ![]() 2ez0C ![]() 1otsS 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: 50390.402 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Antibody | Mass: 23823.031 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() #3: Antibody | Mass: 23088.443 Da / Num. of mol.: 2 / Source method: isolated from a natural source / Source: (natural) ![]() ![]() |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 4.12 Å3/Da / Density % sol: 70.11 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 9.5 Details: peg 200/300 1:2, 150mM NaKTart, 50mM Glycine, pH 9.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARRESEARCH / Detector: CCD / Date: Jun 11, 2004 |
Radiation | Monochromator: LN2 cooled fixed-exit Si(111) monochromator / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.919464 Å / Relative weight: 1 |
Reflection | Resolution: 3.2→50 Å / Num. all: 56751 / Num. obs: 56184 / % possible obs: 99 % / Observed criterion σ(F): 1 / Observed criterion σ(I): 1 / Biso Wilson estimate: 78.85 Å2 / Rmerge(I) obs: 0.1 / Net I/σ(I): 11.9 |
Reflection shell | Resolution: 3.2→3.3 Å / % possible all: 88.1 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB entry 1OTS Resolution: 3.2→19.98 Å / Rfactor Rfree error: 0.006 / Data cutoff high absF: 3192116.2 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 0 / Stereochemistry target values: Engh & Huber
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 10 Å2 / ksol: 0.249685 e/Å3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 79.1 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 3.2→19.98 Å
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Refine LS restraints |
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Refine LS restraints NCS | NCS model details: CONSTR | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
LS refinement shell | Resolution: 3.2→3.4 Å / Rfactor Rfree error: 0.023 / Total num. of bins used: 6
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Xplor file | Serial no: 1 / Param file: protein_rep.param / Topol file: protein.top |