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Yorodumi- PDB-8rue: Crystal structure of Rhizobium etli L-asparaginase ReAV H139A mutant -
+Open data
-Basic information
Entry | Database: PDB / ID: 8rue | ||||||
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Title | Crystal structure of Rhizobium etli L-asparaginase ReAV H139A mutant | ||||||
Components | L-asparaginase II proteinAsparaginase | ||||||
Keywords | HYDROLASE / Rhizobium etli / amidohydrolases / l-asparaginases / zinc-binding proteins / site-directed mutagenesis | ||||||
Function / homology | L-asparaginase II / L-asparaginase II / ISOPROPYL ALCOHOL / DI(HYDROXYETHYL)ETHER / L-asparaginase II protein Function and homology information | ||||||
Biological species | Rhizobium etli (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.4 Å | ||||||
Authors | Pokrywka, K. / Grzechowiak, M. / Sliwiak, J. / Worsztynowicz, P. / Loch, J.I. / Ruszkowski, M. / Gilski, M. / Jaskolski, M. | ||||||
Funding support | Poland, 1items
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Citation | Journal: Front Chem / Year: 2024 Title: Probing the active site of Class 3 L-asparaginase by mutagenesis. I. Tinkering with the zinc coordination site of ReAV. Authors: Pokrywka, K. / Grzechowiak, M. / Sliwiak, J. / Worsztynowicz, P. / Loch, J.I. / Ruszkowski, M. / Gilski, M. / Jaskolski, M. #1: Journal: IUCrJ / Year: 2021 Title: Structural and biophysical aspects of l-asparaginases: a growing family with amazing diversity. Authors: Loch, J.I. / Jaskolski, M. #2: Journal: Nat Commun / Year: 2021 Title: Crystal structures of the elusive Rhizobium etli L-asparaginase reveal a peculiar active site. Authors: Loch, J.I. / Imiolczyk, B. / Sliwiak, J. / Wantuch, A. / Bejger, M. / Gilski, M. / Jaskolski, M. #3: Journal: Acta Crystallogr D Struct Biol / Year: 2023 Title: Rhizobium etli has two L-asparaginases with low sequence identity but similar structure and catalytic center. Authors: Loch, J.I. / Worsztynowicz, P. / Sliwiak, J. / Grzechowiak, M. / Imiolczyk, B. / Pokrywka, K. / Chwastyk, M. / Gilski, M. / Jaskolski, M. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8rue.cif.gz | 575.6 KB | Display | PDBx/mmCIF format |
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PDB format | pdb8rue.ent.gz | 467.1 KB | Display | PDB format |
PDBx/mmJSON format | 8rue.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ru/8rue ftp://data.pdbj.org/pub/pdb/validation_reports/ru/8rue | HTTPS FTP |
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-Related structure data
Related structure data | 8ruaC 8rudC 8rufC 8rugC C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
Experimental dataset #1 | Data reference: 10.18150/F9YMXN / Data set type: diffraction image data / Metadata reference: 10.18150/F9YMXN |
-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
-Protein , 1 types, 4 molecules ABCD
#1: Protein | Mass: 39487.801 Da / Num. of mol.: 4 / Mutation: H139A Source method: isolated from a genetically manipulated source Details: point mutation H139A / Source: (gene. exp.) Rhizobium etli (bacteria) / Gene: ansA, RHE_PE00350 / Production host: Escherichia coli (E. coli) / References: UniProt: Q2K0Z2 |
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-Non-polymers , 8 types, 1514 molecules
#2: Chemical | ChemComp-EDO / #3: Chemical | #4: Chemical | ChemComp-IPA / #5: Chemical | ChemComp-ZN / #6: Chemical | ChemComp-CL / | #7: Chemical | #8: Chemical | #9: 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: 2.56 Å3/Da / Density % sol: 52.01 % |
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Crystal grow | Temperature: 292 K / Method: vapor diffusion, hanging drop / pH: 9 Details: 22% PEG 3350, 0.2 M MgCl2, 0.1 M Bicine pH 9.0, 1% v/v isopropanol |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: SYNCHROTRON / Site: PETRA III, EMBL c/o DESY / Beamline: P13 (MX1) / Wavelength: 0.9196 Å |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Mar 16, 2023 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.9196 Å / Relative weight: 1 |
Reflection | Resolution: 1.4→77.33 Å / Num. obs: 309393 / % possible obs: 99.2 % / Redundancy: 7 % / Biso Wilson estimate: 15.29 Å2 / CC1/2: 0.999 / Rmerge(I) obs: 0.088 / Rrim(I) all: 0.095 / Net I/σ(I): 12.68 |
Reflection shell | Resolution: 1.4→1.49 Å / Rmerge(I) obs: 1.322 / Mean I/σ(I) obs: 1.46 / Num. unique obs: 49331 / CC1/2: 0.608 / Rrim(I) all: 1.427 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT / Resolution: 1.4→37.87 Å / SU ML: 0.1514 / Cross valid method: FREE R-VALUE / σ(F): 1.36 / Phase error: 17.7345 Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2 Details: Hydrogen atoms were added at riding position. Anisotropic atomic displacement parameters were used.
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.1 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 21.17 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.4→37.87 Å
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Refine LS restraints |
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LS refinement shell |
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