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Open data
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Basic information
Entry | Database: PDB / ID: 3s0r | ||||||
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Title | Crystal Structure of De novo Designed helical assembly protein | ||||||
![]() | De novo designed Helical Assembly | ||||||
![]() | DE NOVO PROTEIN / Interacts with Single Walled Nanotube (SWNT) | ||||||
Biological species | artificial gene (others) | ||||||
Method | ![]() ![]() | ||||||
![]() | Acharya, R. / Grigoryan, G. / Kim, Y.H. / DeGrado, W.F. | ||||||
![]() | ![]() Title: Computational design of virus-like protein assemblies on carbon nanotube surfaces. Authors: Grigoryan, G. / Kim, Y.H. / Acharya, R. / Axelrod, K. / Jain, R.M. / Willis, L. / Drndic, M. / Kikkawa, J.M. / DeGrado, W.F. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 19.2 KB | Display | ![]() |
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PDB format | ![]() | 13.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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Unit cell |
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Components
#1: Protein/peptide | Mass: 3188.565 Da / Num. of mol.: 2 / Source method: obtained synthetically / Source: (synth.) artificial gene (others) #2: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.79 Å3/Da / Density % sol: 67.55 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 7.5 Details: The 2 uL drop consisted of a 1:1 v/v mixture of 5 mg/mL protein solution (in 20 mM sodium phosphate, pH 7.5, 100 mM NaCl) and reservoir solution (75 mM HEPES sodium, pH 7.5, 0.6 M sodium ...Details: The 2 uL drop consisted of a 1:1 v/v mixture of 5 mg/mL protein solution (in 20 mM sodium phosphate, pH 7.5, 100 mM NaCl) and reservoir solution (75 mM HEPES sodium, pH 7.5, 0.6 M sodium phosphate monobasic monohydrate, 0.6 M potassium phosphate monobasic, 25% v/v glycerol) , VAPOR DIFFUSION, HANGING DROP, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: MAR scanner 300 mm plate / Detector: IMAGE PLATE / Date: May 21, 2010 / Details: mirrors |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection twin | Operator: h,-k,-l / Fraction: 0.499 |
Reflection | Resolution: 2.44→18.888 Å / Num. all: 3501 / Num. obs: 3479 / % possible obs: 89.5 % / Observed criterion σ(I): 3 / Redundancy: 7.4 % / Biso Wilson estimate: 38.2 Å2 / Rmerge(I) obs: 0.067 / Net I/σ(I): 20.5 |
Reflection shell | Resolution: 2.44→2.57 Å / Redundancy: 7.1 % / Rmerge(I) obs: 0.168 / Mean I/σ(I) obs: 10.8 / Num. unique all: 434 / % possible all: 81.8 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 30-residue polyalanine alpha helix Resolution: 2.453→18.888 Å / Cross valid method: THROUGHOUT / σ(F): 2.07 / Phase error: 30.11 / Stereochemistry target values: TWIN_LSQ_F
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL / Bsol: 78.95 Å2 / ksol: 0.5 e/Å3 | |||||||||||||||||||||||||
Displacement parameters | Biso mean: 28.2 Å2
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Refinement step | Cycle: LAST / Resolution: 2.453→18.888 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Total num. of bins used: 2 / % reflection obs: 91 %
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