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Yorodumi- PDB-6s0f: Crystal structure of an inverting family GH156 exosialidase from ... -
+Open data
-Basic information
Entry | Database: PDB / ID: 6s0f | |||||||||
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Title | Crystal structure of an inverting family GH156 exosialidase from uncultured bacterium pG7 in complex with 3-Deoxy-D-glycero-D-galacto-2-nonulosonic acid | |||||||||
Components | exosialidase from uncultured bacterium pG7 | |||||||||
Keywords | HYDROLASE / (beta/alpha )8 barrel / sialidase / inverting / homodimer | |||||||||
Function / homology | ACETATE ION / deamino-beta-neuraminic acid / THIOCYANATE ION Function and homology information | |||||||||
Biological species | uncultured bacterium pG7 (environmental samples) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2 Å | |||||||||
Authors | Bule, P. / Blagova, E. / Chuzel, L. / Taron, C.H. / Davies, G.J. | |||||||||
Funding support | United Kingdom, 1items
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Citation | Journal: Nat Commun / Year: 2019 Title: Inverting family GH156 sialidases define an unusual catalytic motif for glycosidase action. Authors: Bule, P. / Chuzel, L. / Blagova, E. / Wu, L. / Gray, M.A. / Henrissat, B. / Rapp, E. / Bertozzi, C.R. / Taron, C.H. / Davies, G.J. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 6s0f.cif.gz | 413.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb6s0f.ent.gz | 340 KB | Display | PDB format |
PDBx/mmJSON format | 6s0f.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/s0/6s0f ftp://data.pdbj.org/pub/pdb/validation_reports/s0/6s0f | HTTPS FTP |
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-Related structure data
Related structure data | 6rzdSC 6s00C 6s04C 6s0eC S: Starting model for refinement C: citing same article (ref.) |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
-Protein / Sugars , 2 types, 4 molecules AB
#1: Protein | Mass: 58786.641 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) uncultured bacterium pG7 (environmental samples) Plasmid: pET29a / Production host: Escherichia coli BL21(DE3) (bacteria) / References: exo-alpha-sialidase #5: Sugar | |
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-Non-polymers , 5 types, 504 molecules
#2: Chemical | ChemComp-GOL / #3: Chemical | #4: Chemical | ChemComp-TRS / | #6: Chemical | #7: Water | ChemComp-HOH / | |
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-Details
Has ligand of interest | Y |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.41 Å3/Da / Density % sol: 48.87 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / pH: 6 Details: 0.15 M potassium thiocyanite, 20% PEG 1500, 0.1 M sodium acetate |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N | ||||||||||||||||||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I04-1 / Wavelength: 0.9159 Å | ||||||||||||||||||||||||||||||
Detector | Type: DECTRIS PILATUS3 S 6M / Detector: PIXEL / Date: Sep 21, 2018 | ||||||||||||||||||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.9159 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||
Reflection | Resolution: 2→112.58 Å / Num. obs: 75378 / % possible obs: 99.9 % / Redundancy: 4 % / CC1/2: 0.956 / Rmerge(I) obs: 0.162 / Rpim(I) all: 0.093 / Rrim(I) all: 0.188 / Net I/σ(I): 5.4 / Num. measured all: 301514 / Scaling rejects: 2147 | ||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1
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-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 6RZD Resolution: 2→112.58 Å / Cor.coef. Fo:Fc: 0.92 / Cor.coef. Fo:Fc free: 0.883 / SU B: 13.77 / SU ML: 0.185 / Cross valid method: THROUGHOUT / σ(F): 0 / ESU R: 0.215 / ESU R Free: 0.188 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES : WITH TLS ADDED
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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 max: 71.01 Å2 / Biso mean: 21.551 Å2 / Biso min: 7.61 Å2
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Refinement step | Cycle: final / Resolution: 2→112.58 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.052 Å / Rfactor Rfree error: 0 / 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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