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- PDB-2guc: Crystal structure of a complex of griffithsin with mannose at 1.7... -
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Open data
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Basic information
Entry | Database: PDB / ID: 2guc | ||||||
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Title | Crystal structure of a complex of griffithsin with mannose at 1.78 A resolution. | ||||||
![]() | griffithsin | ||||||
![]() | SUGAR BINDING PROTEIN / griffithsin / lectins / domain swapping / mannose binding / HIV / SARS | ||||||
Function / homology | ![]() N-acetylgalactosamine binding / D-glucose binding / D-mannose binding / carbohydrate binding / identical protein binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Ziolkowska, N.E. / Wlodawer, A. | ||||||
![]() | ![]() Title: Domain-swapped structure of the potent antiviral protein griffithsin and its mode of carbohydrate binding. Authors: Ziolkowska, N.E. / O'keefe, B.R. / Mori, T. / Zhu, C. / Giomarelli, B. / Vojdani, F. / Palmer, K.E. / McMahon, J.B. / Wlodawer, 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 | ![]() | 69.5 KB | Display | ![]() |
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PDB format | ![]() | 51.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 459.5 KB | Display | ![]() |
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Full document | ![]() | 460.5 KB | Display | |
Data in XML | ![]() | 15.4 KB | Display | |
Data in CIF | ![]() | 23.2 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 2gtySC ![]() 2gudC ![]() 2gueC ![]() 2guxC 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: 12726.842 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() #2: Sugar | ChemComp-MAN / #3: Chemical | ChemComp-EDO / | #4: Chemical | ChemComp-SO4 / | #5: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.38 Å3/Da / Density % sol: 48.43 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 6.5 Details: 1.8M magnesium sulfate, 0.1M MES, 1:10 ratio of griffithsin monomers to mannose, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() |
Detector | Type: MAR scanner 345 mm plate / Detector: IMAGE PLATE / Date: Feb 6, 2006 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 1.78→50 Å / Num. all: 21739 / Num. obs: 21739 / % possible obs: 93.3 % / Observed criterion σ(I): -3 / Redundancy: 4.4 % / Rsym value: 0.041 / Net I/σ(I): 37.2 |
Reflection shell | Resolution: 1.78→1.84 Å / % possible all: 73.7 |
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Processing
Software |
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 2GTY Resolution: 1.79→30 Å / Cor.coef. Fo:Fc: 0.966 / Cor.coef. Fo:Fc free: 0.953 / SU B: 2.643 / SU ML: 0.048 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.118 / ESU R Free: 0.117 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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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: 17.984 Å2
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Refinement step | Cycle: LAST / Resolution: 1.79→30 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.786→1.832 Å / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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