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Yorodumi- PDB-1b4x: ASPARTATE AMINOTRANSFERASE FROM E. COLI, C191S MUTATION, WITH BOU... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1b4x | ||||||
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Title | ASPARTATE AMINOTRANSFERASE FROM E. COLI, C191S MUTATION, WITH BOUND MALEATE | ||||||
Components | ASPARTATE AMINOTRANSFERASE | ||||||
Keywords | TRANSFERASE / AMINOTRANSFERASE | ||||||
Function / homology | Function and homology information L-phenylalanine biosynthetic process from chorismate via phenylpyruvate / L-tyrosine-2-oxoglutarate transaminase activity / L-phenylalanine biosynthetic process / aspartate transaminase / L-aspartate:2-oxoglutarate aminotransferase activity / pyridoxal phosphate binding / protein homodimerization activity / identical protein binding / cytoplasm / cytosol Similarity search - Function | ||||||
Biological species | Escherichia coli (E. coli) | ||||||
Method | X-RAY DIFFRACTION / OTHER / Resolution: 2.45 Å | ||||||
Authors | Jeffery, C.J. / Gloss, L.M. / Petsko, G.A. / Ringe, D. | ||||||
Citation | Journal: Protein Eng. / Year: 2000 Title: The role of residues outside the active site: structural basis for function of C191 mutants of Escherichia coli aspartate aminotransferase. Authors: Jeffery, C.J. / Gloss, L.M. / Petsko, G.A. / Ringe, D. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1b4x.cif.gz | 85.8 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1b4x.ent.gz | 67.6 KB | Display | PDB format |
PDBx/mmJSON format | 1b4x.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1b4x_validation.pdf.gz | 395.1 KB | Display | wwPDB validaton report |
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Full document | 1b4x_full_validation.pdf.gz | 408.1 KB | Display | |
Data in XML | 1b4x_validation.xml.gz | 10.6 KB | Display | |
Data in CIF | 1b4x_validation.cif.gz | 15.5 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/b4/1b4x ftp://data.pdbj.org/pub/pdb/validation_reports/b4/1b4x | HTTPS FTP |
-Related structure data
Related structure data | 1qirC 1qisC 1qitC 5eaaC 1asaS 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
#1: Protein | Mass: 43603.148 Da / Num. of mol.: 1 / Fragment: COMPLETE SUBUNIT / Mutation: YES Source method: isolated from a genetically manipulated source Details: PYRIDOXAL PHOSPHATE COFACTOR COVALENTLY BOUND TO LYS 258 VIA SCHIFF BASE LINKAGE Source: (gene. exp.) Escherichia coli (E. coli) / Cellular location: CYTOPLASM / Cellular location (production host): CYTOPLASM / Production host: Escherichia coli (E. coli) / References: UniProt: P00509, aspartate transaminase |
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#2: Chemical | ChemComp-PLP / |
#3: Chemical | ChemComp-MAE / |
#4: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 3.1 Å3/Da / Density % sol: 61 % | ||||||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 7.5 / Details: pH 7.50 | ||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS pH: 7.5 / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 297 K |
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Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RUH2R / Wavelength: 1.5418 |
Detector | Type: RIGAKU / Detector: IMAGE PLATE |
Radiation | Monochromator: NI FILTER / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 2.45→50 Å / Num. obs: 17708 / % possible obs: 86 % / Observed criterion σ(I): 0 / Redundancy: 1 % / Rmerge(I) obs: 0.059 |
Reflection shell | Highest resolution: 2.45 Å |
Reflection | *PLUS Highest resolution: 2.45 Å / Lowest resolution: 50 Å / Observed criterion σ(I): 0 / Redundancy: 1 % |
-Processing
Software |
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Refinement | Method to determine structure: OTHER Starting model: 1ASA Resolution: 2.45→10 Å / Data cutoff high absF: 1000000 / Data cutoff low absF: 0 / Cross valid method: THROUGHOUT / σ(F): 0
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Displacement parameters | Biso mean: 42.87 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.45→10 Å
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Refine LS restraints |
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Xplor file | Serial no: 1 / Param file: PARHCSDX.PRO / Topol file: TOPHCSDX.PRO | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Software | *PLUS Name: X-PLOR / Version: 3.851 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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