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Yorodumi- PDB-4aon: Conformational dynamics of aspartate alpha-decarboxylase active s... -
+Open data
-Basic information
Entry | Database: PDB / ID: 4aon | |||||||||
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Title | Conformational dynamics of aspartate alpha-decarboxylase active site revealed by protein-ligand complexes: 1-methyl-L-aspartate complex | |||||||||
Components |
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Keywords | HYDROLASE / AMINO ACID METABOLISM / PROTEIN-DERIVED COFACTOR. | |||||||||
Function / homology | Function and homology information alanine biosynthetic process / aspartate 1-decarboxylase / aspartate 1-decarboxylase activity / pantothenate biosynthetic process / protein autoprocessing / cytosol Similarity search - Function | |||||||||
Biological species | ESCHERICHIA COLI (E. coli) | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.5 Å | |||||||||
Authors | Yorke, B.A. / Monteiro, D.C.F. / Pearson, A.R. / Webb, M.E. | |||||||||
Citation | Journal: To be Published Title: Conformational Dynamics of Aspartate Alpha Decarboxylase Active Site Revealed by Protein-Ligand Complexes Authors: Yorke, B.A. / Monteiro, D.C.F. / Pearson, A.R. / Webb, M.E. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4aon.cif.gz | 122.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4aon.ent.gz | 95.7 KB | Display | PDB format |
PDBx/mmJSON format | 4aon.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/ao/4aon ftp://data.pdbj.org/pub/pdb/validation_reports/ao/4aon | HTTPS FTP |
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-Related structure data
Related structure data | 4aokC 1aw8S 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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Unit cell |
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Components on special symmetry positions |
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-Components
#1: Protein/peptide | Mass: 4770.559 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ESCHERICHIA COLI (E. coli) / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21 / Variant (production host): STAR / References: UniProt: P0A790, aspartate 1-decarboxylase #2: Protein | Mass: 11010.316 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Details: POSTTRANSLATIONAL MAIN CHAIN BREAK BETWEEN CHAIN A GLY24 AND CHAIN B SER25. SAME FOR CHAINS C AND D. SERINE 25 MODIFIED TO YIELD A PYRUVOYL COFACTOR IN BOTH CASES. IN THIS STRUCTURE THE ...Details: POSTTRANSLATIONAL MAIN CHAIN BREAK BETWEEN CHAIN A GLY24 AND CHAIN B SER25. SAME FOR CHAINS C AND D. SERINE 25 MODIFIED TO YIELD A PYRUVOYL COFACTOR IN BOTH CASES. IN THIS STRUCTURE THE BOUND LIGAND HAS FORMED A COVALENT IMINIUM INTERMEDIATE WITH PYR -25 IN BOTH SUBUNITS IN THE ASYMMETRIC UNIT Source: (gene. exp.) ESCHERICHIA COLI (E. coli) / Production host: ESCHERICHIA COLI (E. coli) / Strain (production host): BL21 / Variant (production host): STAR / References: UniProt: P0A790, aspartate 1-decarboxylase #3: Chemical | #4: Water | ChemComp-HOH / | Nonpolymer details | L-GLUTAMATE (GLU): 1 NON-COVALENTLY BOUND L-GLUTAMATE MOLECULE IN EACH ADC ACTIVE SITE. PYRUVIC ...L-GLUTAMATE (GLU): 1 NON-COVALENTLY | Sequence details | HIS TAG PRESENT. | |
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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: 2.47 Å3/Da / Density % sol: 50.25 % / Description: NONE |
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Crystal grow | pH: 4.2 Details: 5 MG/ML ASPARTATE-ALPHA-DECARBOXYLASE IN 1.5 M AMMONIUM SULFATE, 0.1 M SODIUM CITRATE, PH 3.8 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I24 / Wavelength: 0.97779 |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Feb 7, 2011 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97779 Å / Relative weight: 1 |
Reflection | Resolution: 1.5→59.16 Å / Num. obs: 52794 / % possible obs: 99.8 % / Observed criterion σ(I): 0 / Redundancy: 19 % / Biso Wilson estimate: 17.3 Å2 / Rmerge(I) obs: 0.05 / Net I/σ(I): 33.8 |
Reflection shell | Resolution: 1.5→1.58 Å / Redundancy: 18.8 % / Rmerge(I) obs: 0.52 / Mean I/σ(I) obs: 6.2 / % possible all: 98.6 |
-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 1AW8 Resolution: 1.5→61.51 Å / Cor.coef. Fo:Fc: 0.97 / Cor.coef. Fo:Fc free: 0.968 / SU B: 1.447 / SU ML: 0.025 / Cross valid method: THROUGHOUT / ESU R: 0.055 / ESU R Free: 0.051 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES REFINED INDIVIDUALLY.
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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: 17.674 Å2
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Refinement step | Cycle: LAST / Resolution: 1.5→61.51 Å
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Refine LS restraints |
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