[English] 日本語
Yorodumi- PDB-1f1b: CRYSTAL STRUCTURE OF E. COLI ASPARTATE TRANSCARBAMOYLASE P268A MU... -
+
Open data
-
Basic information
| Entry | Database: PDB / ID: 1f1b | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Title | CRYSTAL STRUCTURE OF E. COLI ASPARTATE TRANSCARBAMOYLASE P268A MUTANT IN THE R-STATE IN THE PRESENCE OF N-PHOSPHONACETYL-L-ASPARTATE | |||||||||
Components |
| |||||||||
Keywords | TRANSFERASE / aspartate transcarbamoylase / aspartate carbamoyltransferase / cis-proline / cis-amino acid | |||||||||
| Function / homology | Function and homology informationaspartate carbamoyltransferase complex / pyrimidine nucleotide biosynthetic process / aspartate carbamoyltransferase / aspartate carbamoyltransferase activity / glutamine metabolic process / amino acid binding / protein homotrimerization / 'de novo' UMP biosynthetic process / 'de novo' pyrimidine nucleobase biosynthetic process / zinc ion binding ...aspartate carbamoyltransferase complex / pyrimidine nucleotide biosynthetic process / aspartate carbamoyltransferase / aspartate carbamoyltransferase activity / glutamine metabolic process / amino acid binding / protein homotrimerization / 'de novo' UMP biosynthetic process / 'de novo' pyrimidine nucleobase biosynthetic process / zinc ion binding / identical protein binding / cytoplasm / cytosol Similarity search - Function | |||||||||
| Biological species | ![]() | |||||||||
| Method | X-RAY DIFFRACTION / Resolution: 2.3 Å | |||||||||
Authors | Jin, L. / Stec, B. / Kantrowitz, E.R. | |||||||||
Citation | Journal: Biochemistry / Year: 2000Title: A cis-proline to alanine mutant of E. coli aspartate transcarbamoylase: kinetic studies and three-dimensional crystal structures. Authors: Jin, L. / Stec, B. / Kantrowitz, E.R. #1: Journal: PROTEINS: STRUCT.,FUNCT.,GENET. / Year: 1999Title: Insights into the Mechanism of Catalysis and Heterotropic Regulation of Escherichia coli Aspartate Transcarbamoylase based Upon a Structure of the Enzyme Complexed with the Bisubstrate Analog ...Title: Insights into the Mechanism of Catalysis and Heterotropic Regulation of Escherichia coli Aspartate Transcarbamoylase based Upon a Structure of the Enzyme Complexed with the Bisubstrate Analog N-phosphonacetyl-L-aspartate at 2.1 A. Authors: Jin, L. / Stec, B. / Lipscomb, W.N. / Kantrowitz, E.R. | |||||||||
| History |
|
-
Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
|---|
-
Downloads & links
-
Download
| PDBx/mmCIF format | 1f1b.cif.gz | 216.2 KB | Display | PDBx/mmCIF format |
|---|---|---|---|---|
| PDB format | pdb1f1b.ent.gz | 170.6 KB | Display | PDB format |
| PDBx/mmJSON format | 1f1b.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Summary document | 1f1b_validation.pdf.gz | 795.9 KB | Display | wwPDB validaton report |
|---|---|---|---|---|
| Full document | 1f1b_full_validation.pdf.gz | 836.1 KB | Display | |
| Data in XML | 1f1b_validation.xml.gz | 51.9 KB | Display | |
| Data in CIF | 1f1b_validation.cif.gz | 76 KB | Display | |
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/f1/1f1b ftp://data.pdbj.org/pub/pdb/validation_reports/f1/1f1b | HTTPS FTP |
-Related structure data
-
Links
-
Assembly
| Deposited unit | ![]()
| ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ![]()
| ||||||||||||||||||||||||
| Unit cell |
| ||||||||||||||||||||||||
| Components on special symmetry positions |
| ||||||||||||||||||||||||
| Details | The biological assembly is a dodecamer. The entire molecule requires two symmetry partners generated by rotations around the three-fold |
-
Components
| #1: Protein | Mass: 34311.070 Da / Num. of mol.: 2 / Mutation: P268A Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Plasmid: PEK412, A PLASMID WITH THE PYRBI GENES INSERTED INTO PUC119 Production host: ![]() #2: Protein | Mass: 17143.625 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Plasmid: PEK412, A PLASMID WITH THE PYRBI GENES INSERTED INTO PUC119 Production host: ![]() #3: Chemical | #4: Chemical | #5: Water | ChemComp-HOH / | |
|---|
-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
|---|
-
Sample preparation
| Crystal | Density Matthews: 3.27 Å3/Da / Density % sol: 62.37 % | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crystal grow | Temperature: 293 K / Method: microdialysis / pH: 5.75 Details: ENZYME: 7.5 mg/ml in 50 uL microdialysis button. BUFFER: 20 mm maleic acid, 3 mM sodium azide, 1 mM N-phosphonacetyl-L-aspartate, pH 5.75, MICRODIALYSIS, temperature 293K | |||||||||||||||||||||||||
| Crystal grow | *PLUS Temperature: 20 ℃ | |||||||||||||||||||||||||
| Components of the solutions | *PLUS
|
-Data collection
| Diffraction | Mean temperature: 295 K |
|---|---|
| Diffraction source | Source: ROTATING ANODE / Type: RIGAKU RU200 / Wavelength: 1.5418 |
| Detector | Type: UCSD MARK III / Detector: AREA DETECTOR / Date: Jun 9, 1998 |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
| Reflection | Resolution: 2.3→30 Å / Num. all: 60335 / Num. obs: 58790 / % possible obs: 97.8 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 4.4 % / Biso Wilson estimate: 36 Å2 / Rmerge(I) obs: 0.068 / Net I/σ(I): 7 |
| Reflection shell | Resolution: 2.3→2.48 Å / Redundancy: 2 % / Rmerge(I) obs: 0.387 / % possible all: 94 |
-
Processing
| Software |
| ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Refinement | Resolution: 2.3→8 Å / σ(F): 2 / σ(I): 0 / Stereochemistry target values: Engh & Huber
| ||||||||||||||||||
| Refinement step | Cycle: LAST / Resolution: 2.3→8 Å
| ||||||||||||||||||
| Refine LS restraints |
| ||||||||||||||||||
| Software | *PLUS Name: X-PLOR / Version: 3.1 / Classification: refinement | ||||||||||||||||||
| Refinement | *PLUS Highest resolution: 2.3 Å / Lowest resolution: 8 Å / σ(F): 2 / % reflection Rfree: 10 % / Rfactor obs: 0.196 | ||||||||||||||||||
| Solvent computation | *PLUS | ||||||||||||||||||
| Displacement parameters | *PLUS | ||||||||||||||||||
| Refine LS restraints | *PLUS
|
Movie
Controller
About Yorodumi




X-RAY DIFFRACTION
Citation












PDBj





