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Yorodumi- PDB-4bs0: Crystal Structure of Kemp Eliminase HG3.17 E47N,N300D Complexed w... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4bs0 | |||||||||
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Title | Crystal Structure of Kemp Eliminase HG3.17 E47N,N300D Complexed with Transition State Analog 6-Nitrobenzotriazole | |||||||||
Components | KEMP ELIMINASE HG3.17 | |||||||||
Keywords | LYASE/LYASE INHIBITOR / LYASE-LYASE INHIBITOR COMPLEX / COMPUTATIONAL PROTEIN DESIGN / PROTON TRANSFER / KEMP ELIMINATION / DIRECTED EVOLUTION / TRANSITION STATE TUNING / BOTTOM-UP ENZYME CONSTRUCTION / ELEMENTARY CHEMICAL STEP CATALYSIS | |||||||||
Function / homology | Function and homology information endo-1,4-beta-xylanase / endo-1,4-beta-xylanase activity / xylan catabolic process Similarity search - Function | |||||||||
Biological species | THERMOASCUS AURANTIACUS (fungus) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.09 Å | |||||||||
Authors | Blomberg, R. / Kries, H. / Pinkas, D.M. / Mittl, P.R.E. / Gruetter, M.G. / Privett, H.K. / Mayo, S. / Hilvert, D. | |||||||||
Citation | Journal: Nature / Year: 2013 Title: Precision is Essential for Efficient Catalysis in an Evolved Kemp Eliminase Authors: Blomberg, R. / Kries, H. / Pinkas, D.M. / Mittl, P.R.E. / Gruetter, M.G. / Privett, H.K. / Mayo, S.L. / Hilvert, D. | |||||||||
History |
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Remark 700 | SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS BELOW ... SHEET DETERMINATION METHOD: DSSP THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. THE SHEETS PRESENTED AS "BA" IN EACH CHAIN ON SHEET RECORDS BELOW IS ACTUALLY AN 8-STRANDED BARREL THIS IS REPRESENTED BY A 9-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS ARE IDENTICAL. |
-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4bs0.cif.gz | 516.7 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4bs0.ent.gz | 448.5 KB | Display | PDB format |
PDBx/mmJSON format | 4bs0.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 4bs0_validation.pdf.gz | 467.9 KB | Display | wwPDB validaton report |
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Full document | 4bs0_full_validation.pdf.gz | 473.5 KB | Display | |
Data in XML | 4bs0_validation.xml.gz | 34.4 KB | Display | |
Data in CIF | 4bs0_validation.cif.gz | 57.3 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/bs/4bs0 ftp://data.pdbj.org/pub/pdb/validation_reports/bs/4bs0 | HTTPS FTP |
-Related structure data
Related structure data | 3nydS S: Starting model for refinement |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 34461.824 Da / Num. of mol.: 2 / Mutation: YES Source method: isolated from a genetically manipulated source Details: KEMP ELIMINASE HG-2 (PDB ID 3NYD) WITH MUTATION V6I, Q37K, K50Q, G82A, M84C, S89N, Q90F, T105I, A125T, T142N, T208M, S265T, F267M, W275A, R276F, T279S Source: (gene. exp.) THERMOASCUS AURANTIACUS (fungus) / Description: ENGINEERED ENZYME / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21(DE3) / Variant (production host): GOLD / References: UniProt: P23360, Lyases #2: Chemical | ChemComp-SO4 / #3: Chemical | #4: Water | ChemComp-HOH / | Has protein modification | 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: 2.26 Å3/Da / Density % sol: 45.52 % / Description: NONE |
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Crystal grow | pH: 5.9 Details: 1.1 M AMMONIUM SULFATE, 100 MM SODIUM ACETATE, PH 5.9, SEEDING |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SLS / Beamline: X06SA / Wavelength: 1 |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Feb 25, 2013 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 1.09→28.3 Å / Num. obs: 225765 / % possible obs: 93.1 % / Observed criterion σ(I): -3 / Redundancy: 12.2 % / Biso Wilson estimate: 9.99 Å2 / Rmerge(I) obs: 0.04 / Net I/σ(I): 32.1 |
Reflection shell | Resolution: 1.09→1.13 Å / Redundancy: 7.3 % / Rmerge(I) obs: 0.46 / Mean I/σ(I) obs: 4.9 / % possible all: 57 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 3NYD Resolution: 1.09→28.339 Å / SU ML: 0.08 / σ(F): 1.92 / Phase error: 13.99 / Stereochemistry target values: LS_WUNIT_K1 Details: THE MAXIMUM-LIKELIHOOD TARGET FUNCTION WAS USED WITH OPTIMIZED STEREOCHEMICAL AND ATOMIC-DISPLACEMENT PARAMETER RESTRAINTS FOR THE MAJORITY OF THE REFINEMENT. IN THE FINAL STAGE, THE LIGAND ...Details: THE MAXIMUM-LIKELIHOOD TARGET FUNCTION WAS USED WITH OPTIMIZED STEREOCHEMICAL AND ATOMIC-DISPLACEMENT PARAMETER RESTRAINTS FOR THE MAJORITY OF THE REFINEMENT. IN THE FINAL STAGE, THE LIGAND AS WELL AS THE CATALYTIC RESIDUES ASP127 AND GLN50 FOR THE A-CHAIN WERE REFINED UNRESTRAINED, USING THE LEAST SQUARES TARGET FUNCTION.
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: PHENIX V1.8.2-1309 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 14.13 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.09→28.339 Å
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Refine LS restraints |
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LS refinement shell |
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