+Open data
-Basic information
Entry | Database: PDB / ID: 6isr | ||||||
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Title | structure of lipase mutant with Cys-His-Asp catalytic triad | ||||||
Components | Lipase B | ||||||
Keywords | HYDROLASE / calb | ||||||
Function / homology | Function and homology information triacylglycerol lipase / triacylglycerol lipase activity / lipid catabolic process Similarity search - Function | ||||||
Biological species | Pseudozyma antarctica (fungus) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.6 Å | ||||||
Authors | Cen, Y.X. / Zhou, J.H. / Wu, Q. | ||||||
Citation | Journal: Nat Commun / Year: 2019 Title: Artificial cysteine-lipases with high activity and altered catalytic mechanism created by laboratory evolution. Authors: Cen, Y. / Singh, W. / Arkin, M. / Moody, T.S. / Huang, M. / Zhou, J. / Wu, Q. / Reetz, M.T. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 6isr.cif.gz | 239.5 KB | Display | PDBx/mmCIF format |
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PDB format | pdb6isr.ent.gz | 192.1 KB | Display | PDB format |
PDBx/mmJSON format | 6isr.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 6isr_validation.pdf.gz | 458 KB | Display | wwPDB validaton report |
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Full document | 6isr_full_validation.pdf.gz | 463.2 KB | Display | |
Data in XML | 6isr_validation.xml.gz | 24 KB | Display | |
Data in CIF | 6isr_validation.cif.gz | 32.6 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/is/6isr ftp://data.pdbj.org/pub/pdb/validation_reports/is/6isr | HTTPS FTP |
-Related structure data
Related structure data | 6ispC 6isqC 1tcaS 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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2 |
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Unit cell |
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-Components
#1: Protein | Mass: 33441.734 Da / Num. of mol.: 2 / Mutation: T57A, A89T, W104V, S105C, V149G, A281Y, A282Y Source method: isolated from a genetically manipulated source Source: (gene. exp.) Pseudozyma antarctica (fungus) / Production host: Escherichia coli BL21(DE3) (bacteria) / References: UniProt: P41365, triacylglycerol lipase #2: Chemical | #3: Chemical | #4: Chemical | #5: 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: 2.32 Å3/Da / Density % sol: 46.88 % |
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Crystal grow | Temperature: 289 K / Method: vapor diffusion, sitting drop Details: 0.1M sodium acetate pH 6.0 25% PEG4000 8% isopropanol 0.5% N,N-dimethyldodecylamine oxide(DDAO) |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: SSRF / Beamline: BL18U1 / Wavelength: 0.9793 Å |
Detector | Type: DECTRIS PILATUS3 6M / Detector: PIXEL / Date: Apr 24, 2018 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9793 Å / Relative weight: 1 |
Reflection | Resolution: 2.6→50 Å / Num. obs: 19262 / % possible obs: 99.6 % / Redundancy: 4.5 % / Rmerge(I) obs: 0.2 / Net I/σ(I): 8.818 |
Reflection shell | Resolution: 2.6→2.64 Å / Rmerge(I) obs: 0.824 / Mean I/σ(I) obs: 1.857 / Num. unique obs: 964 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 1TCA Resolution: 2.6→42.249 Å / SU ML: 0.31 / Cross valid method: FREE R-VALUE / σ(F): 1.36 / Phase error: 24.42
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å | |||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.6→42.249 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Origin x: -12.6607 Å / Origin y: 12.1282 Å / Origin z: -33.353 Å
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Refinement TLS group | Selection details: all |