+Open data
-Basic information
Entry | Database: PDB / ID: 4s2n | ||||||
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Title | OXA-48 in complex with Avibactam at pH 8.5 | ||||||
Components | (Beta-lactamase) x 2 | ||||||
Keywords | hydrolase/antibiotic / hydrolase-antibiotic complex | ||||||
Function / homology | Function and homology information penicillin binding / antibiotic catabolic process / beta-lactamase activity / beta-lactamase / response to antibiotic Similarity search - Function | ||||||
Biological species | Klebsiella pneumoniae (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2 Å | ||||||
Authors | King, D.T. / Strynadka, N.C.J. | ||||||
Citation | Journal: ACS Infect Dis / Year: 2015 Title: Molecular Mechanism of Avibactam-Mediated beta-Lactamase Inhibition. Authors: King, D.T. / King, A.M. / Lal, S.M. / Wright, G.D. / Strynadka, N.C. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4s2n.cif.gz | 215.3 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4s2n.ent.gz | 173.3 KB | Display | PDB format |
PDBx/mmJSON format | 4s2n.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/s2/4s2n ftp://data.pdbj.org/pub/pdb/validation_reports/s2/4s2n | HTTPS FTP |
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-Related structure data
Related structure data | 4s2iC 4s2jC 4s2kC 4s2oC 4s2pC 3hbrS 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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Unit cell |
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Details | This protein behaves as a dimer in solution |
-Components
#1: Protein | Mass: 30439.725 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Klebsiella pneumoniae (bacteria) / Gene: bla OXA-48, blaOXA-48, FP68_27275, KPE71T_00045 / Production host: Escherichia coli (E. coli) / References: UniProt: Q6XEC0, beta-lactamase #2: Protein | Mass: 30396.721 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Klebsiella pneumoniae (bacteria) / Gene: bla OXA-48, blaOXA-48, FP68_27275, KPE71T_00045 / Production host: Escherichia coli (E. coli) / References: UniProt: Q6XEC0, beta-lactamase #3: Chemical | ChemComp-NXL / ( #4: Water | ChemComp-HOH / | |
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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: 49.02 % |
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Crystal grow | Temperature: 298.15 K / Method: vapor diffusion, sitting drop / pH: 8.5 Details: 0.1M TRIS pH 8.5, 20% ethanol, 2mM avibactam, VAPOR DIFFUSION, SITTING DROP, temperature 298.15K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: CLSI / Beamline: 08B1-1 / Wavelength: 1 Å |
Detector | Type: RAYONIX MX300HE / Detector: CCD / Date: Jun 13, 2013 |
Radiation | Monochromator: double crystal monochromator (DCM) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2→52.66 Å / Num. all: 76871 / Num. obs: 76256 / % possible obs: 99.2 % |
Reflection shell | Resolution: 2→2.11 Å / % possible all: 99.4 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: 3HBR Resolution: 2→52.66 Å / Cor.coef. Fo:Fc: 0.957 / Cor.coef. Fo:Fc free: 0.942 / Cross valid method: THROUGHOUT / ESU R: 0.182 / ESU R Free: 0.155 / 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: 34.586 Å2
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Refinement step | Cycle: LAST / Resolution: 2→52.66 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 2→2.052 Å / Total num. of bins used: 20
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