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- PDB-1k7e: CRYSTAL STRUCTURE OF WILD-TYPE TRYPTOPHAN SYNTHASE COMPLEXED WITH... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1k7e | ||||||
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Title | CRYSTAL STRUCTURE OF WILD-TYPE TRYPTOPHAN SYNTHASE COMPLEXED WITH N-[1H-INDOL-3-YL-ACETYL]GLYCINE ACID | ||||||
![]() | (TRYPTOPHAN SYNTHASE ...) x 2 | ||||||
![]() | LYASE / CARBON-OXYGEN LYASE / TRYPTOPHAN BIOSYNTHESIS / PYRIDOXAL PHOSPHATE | ||||||
Function / homology | ![]() tryptophan synthase / tryptophan synthase activity / tryptophan biosynthetic process / identical protein binding / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Weyand, M. / Schlichting, I. / Marabotti, A. / Mozzarelli, A. | ||||||
![]() | ![]() Title: Crystal structures of a new class of allosteric effectors complexed to tryptophan synthase. Authors: Weyand, M. / Schlichting, I. / Marabotti, A. / Mozzarelli, A. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 145.2 KB | Display | ![]() |
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PDB format | ![]() | 109.3 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 1k3uC ![]() 1k7fC ![]() 1qopS C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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1 | ![]()
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Unit cell |
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Components
-TRYPTOPHAN SYNTHASE ... , 2 types, 2 molecules AB
#1: Protein | Mass: 28698.797 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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#2: Protein | Mass: 42787.688 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
-Non-polymers , 4 types, 240 molecules ![](data/chem/img/IAG.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/PLP.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/NA.gif)
![](data/chem/img/PLP.gif)
![](data/chem/img/HOH.gif)
#3: Chemical | ChemComp-IAG / |
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#4: Chemical | ChemComp-NA / |
#5: Chemical | ChemComp-PLP / |
#6: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.48 Å3/Da / Density % sol: 50 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | pH: 7.8 / Details: PEG 8000, pH 7.80 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS pH: 7.8 / Method: vapor diffusion, hanging drop | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MAR scanner 345 mm plate / Detector: IMAGE PLATE / Date: Aug 10, 2000 / Details: PREMIRROR, BENT MIRROR |
Radiation | Monochromator: TRIANGULAR MONOCHROMATOR / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.84 Å / Relative weight: 1 |
Reflection | Resolution: 2.3→35 Å / % possible obs: 91 % / Observed criterion σ(I): -3 / Redundancy: 3.26 % / Rsym value: 0.058 / Net I/σ(I): 11.3 |
Reflection shell | Resolution: 2.3→2.4 Å / Mean I/σ(I) obs: 2.2 / Rsym value: 0.183 / % possible all: 88.7 |
Reflection | *PLUS Highest resolution: 2.3 Å / Lowest resolution: 35 Å / Num. obs: 29178 / Observed criterion σ(I): -3 / Num. measured all: 95120 / Rmerge(I) obs: 0.058 |
Reflection shell | *PLUS Highest resolution: 2.3 Å / Lowest resolution: 2.4 Å / % possible obs: 88.7 % / Rmerge(I) obs: 0.183 / Mean I/σ(I) obs: 2.2 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1QOP Resolution: 2.3→20 Å / Cross valid method: THROUGHOUT / σ(F): 0
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Displacement parameters | Biso mean: 20.513 Å2
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Refinement step | Cycle: LAST / Resolution: 2.3→20 Å
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Refine LS restraints |
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Refinement | *PLUS Highest resolution: 2.3 Å / % reflection Rfree: 5 % / Rfactor obs: 0.171 / Rfactor Rfree: 0.244 / Rfactor Rwork: 0.166 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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