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- PDB-1ahr: CALMODULIN MUTANT WITH A TWO RESIDUE DELETION IN THE CENTRAL HELIX -
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Open data
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Basic information
Entry | Database: PDB / ID: 1ahr | ||||||
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Title | CALMODULIN MUTANT WITH A TWO RESIDUE DELETION IN THE CENTRAL HELIX | ||||||
![]() | CALMODULIN | ||||||
![]() | CALCIUM-BINDING PROTEIN / CALMODULIN | ||||||
Function / homology | ![]() CH domain binding / myosin binding / enzyme regulator activity / disordered domain specific binding / calcium ion binding / protein-containing complex Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Tabernero, L. / Sack, J. | ||||||
![]() | ![]() Title: The structure of a calmodulin mutant with a deletion in the central helix: implications for molecular recognition and protein binding. Authors: Tabernero, L. / Taylor, D.A. / Chandross, R.J. / VanBerkum, M.F. / Means, A.R. / Quiocho, F.A. / Sack, J.S. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 44.1 KB | Display | ![]() |
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PDB format | ![]() | 30.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 364.2 KB | Display | ![]() |
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Full document | ![]() | 369.6 KB | Display | |
Data in XML | ![]() | 5.1 KB | Display | |
Data in CIF | ![]() | 7.5 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 4clnS S: Starting model for refinement |
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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: 16478.133 Da / Num. of mol.: 1 / Mutation: DEL(T79), DEL(D80) Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() | ||||
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#2: Chemical | ChemComp-CA / #3: Water | ChemComp-HOH / | Sequence details | SEQUENCE AND NUMBERING IS AS IN WILD TYPE CALMODULIN | |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.32 Å3/Da / Density % sol: 46.56 % / Description: SEPARATE ROTATION SEARCH FOR EACH DOMAIN | ||||||||||||||||||||||||||||||
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Crystal grow | pH: 4.25 Details: 28-33% MPD, 15% ETHANOL, 5MM CACL, 20MM NA ACETATE, PH 4.25 | ||||||||||||||||||||||||||||||
Crystal grow | *PLUS Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 300 K |
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Diffraction source | Source: ![]() |
Detector | Type: ADSC / Detector: AREA DETECTOR / Date: Dec 1, 1988 / Details: COLLIMATOR |
Radiation | Monochromator: GRAPHITE(002) / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Highest resolution: 1.8 Å / Num. obs: 14407 / % possible obs: 67.3 % / Observed criterion σ(I): 2 / Redundancy: 2.4 % / Rsym value: 0.501 / Net I/σ(I): 8.68 |
Reflection | *PLUS Num. measured all: 27799 / Rmerge(I) obs: 0.0501 |
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Processing
Software |
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 4CLN Resolution: 1.8→8 Å / Rfactor Rwork: 0.211 / Rfactor obs: 0.211 / σ(F): 2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.8→8 Å
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Refine LS restraints |
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Software | *PLUS Name: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS Num. reflection obs: 9845 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS Type: x_bond_d / Dev ideal: 0.015 |