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Yorodumi- PDB-4ahp: Crystal Structure of Wild Type N-acetylneuraminic acid lyase from... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4ahp | ||||||
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Title | Crystal Structure of Wild Type N-acetylneuraminic acid lyase from Staphylococcus aureus | ||||||
Components | N-ACETYLNEURAMINATE LYASE | ||||||
Keywords | LYASE | ||||||
Function / homology | Function and homology information N-acetylneuraminate lyase / N-acetylneuraminate lyase activity / N-acetylneuraminate catabolic process / carbohydrate metabolic process / cytosol Similarity search - Function | ||||||
Biological species | STAPHYLOCOCCUS AUREUS SUBSP. AUREUS NCTC 8325 (bacteria) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 2.1 Å | ||||||
Authors | Timms, N. / Polyakova, A. / Windle, C.L. / Trinh, C.H. / Nelson, A. / Trinh, A.R. / Berry, A. | ||||||
Citation | Journal: Chembiochem / Year: 2013 Title: Structural Insights Into the Recovery of Aldolase Activity in N-Acetylneuraminic Acid Lyase by Replacement of the Catalytically Active Lysine with Gamma-Thialysine by Using a Chemical Mutagenesis Strategy. Authors: Timms, N. / Windle, C.L. / Polyakova, A. / Ault, J.R. / Trinh, C.H. / Pearson, A.R. / Nelson, A. / Berry, A. | ||||||
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. THE SHEETS PRESENTED AS "CA" 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 "DA" 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 | 4ahp.cif.gz | 233.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4ahp.ent.gz | 188.3 KB | Display | PDB format |
PDBx/mmJSON format | 4ahp.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 4ahp_validation.pdf.gz | 449.7 KB | Display | wwPDB validaton report |
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Full document | 4ahp_full_validation.pdf.gz | 457.9 KB | Display | |
Data in XML | 4ahp_validation.xml.gz | 41.8 KB | Display | |
Data in CIF | 4ahp_validation.cif.gz | 60.6 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ah/4ahp ftp://data.pdbj.org/pub/pdb/validation_reports/ah/4ahp | HTTPS FTP |
-Related structure data
Related structure data | 4ah7C 4ahoC 4ahqC 4amaC 1f74S 4ah8 C: citing same article (ref.) S: Starting model for refinement |
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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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Noncrystallographic symmetry (NCS) | NCS oper:
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-Components
#1: Protein | Mass: 33774.145 Da / Num. of mol.: 4 / Fragment: RESIDUES 2-293 Source method: isolated from a genetically manipulated source Source: (gene. exp.) STAPHYLOCOCCUS AUREUS SUBSP. AUREUS NCTC 8325 (bacteria) Plasmid: PKK223-3 / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21 / References: UniProt: Q2G160, N-acetylneuraminate lyase #2: Chemical | ChemComp-CL / #3: 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: 2.4 Å3/Da / Density % sol: 48 % / Description: NONE |
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Crystal grow | pH: 7.4 / Details: 200MM NACL, 100MM TRIS HCL PH 7.4, 28% PEG 3350 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I02 / Wavelength: 0.979 |
Detector | Type: ADSC QUANTUM 315 / Detector: CCD / Date: May 16, 2011 |
Radiation | Monochromator: SI 111 / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.979 Å / Relative weight: 1 |
Reflection | Resolution: 2.1→46.52 Å / Num. obs: 68405 / % possible obs: 97.7 % / Observed criterion σ(I): 2 / Redundancy: 3.8 % / Rmerge(I) obs: 0.08 / Net I/σ(I): 10.8 |
Reflection shell | Resolution: 2.1→2.21 Å / Redundancy: 3.7 % / Rmerge(I) obs: 0.35 / Mean I/σ(I) obs: 3.4 / % possible all: 92.8 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1F74 Resolution: 2.1→46.52 Å / Cor.coef. Fo:Fc: 0.947 / Cor.coef. Fo:Fc free: 0.916 / SU B: 5.392 / SU ML: 0.143 / Cross valid method: THROUGHOUT / ESU R: 0.248 / ESU R Free: 0.203 / 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: 25.816 Å2
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Refinement step | Cycle: LAST / Resolution: 2.1→46.52 Å
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Refine LS restraints |
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