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Open data
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Basic information
Entry | Database: PDB / ID: 300000000 | ||||||
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Title | H55S mutant Xanthomonas campestris tryptophan 2,3-dioxygenase | ||||||
![]() | Tryptophan 2,3-dioxygenase | ||||||
![]() | OXIDOREDUCTASE / TDO / heme / tryptophan 2 / 3-dioxygenase / H55S / Dioxygenase | ||||||
Function / homology | ![]() L-tryptophan catabolic process to acetyl-CoA / tryptophan 2,3-dioxygenase / tryptophan 2,3-dioxygenase activity / L-tryptophan catabolic process to kynurenine / heme binding / metal ion binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Mowat, C.G. / Campbell, L.P. | ||||||
![]() | ![]() Title: Histidine 55 of tryptophan 2,3-dioxygenase is not an active site base but regulates catalysis by controlling substrate binding Authors: Thackray, S.J. / Bruckmann, C. / Anderson, J.L. / Campbell, L.P. / Xiao, R. / Zhao, L. / Mowat, C.G. / Forouhar, F. / Tong, L. / Chapman, S.K. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 508.5 KB | Display | ![]() |
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PDB format | ![]() | 416.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 3.3 MB | Display | ![]() |
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Full document | ![]() | 3.3 MB | Display | |
Data in XML | ![]() | 106.5 KB | Display | |
Data in CIF | ![]() | 148.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 3bk9C ![]() 2nw7S 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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2 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 34609.215 Da / Num. of mol.: 8 / Mutation: H55S Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Gene: xccb100_0466 / Plasmid: pMGK / Production host: ![]() ![]() |
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#2: Chemical | ChemComp-TRP / |
#3: Chemical | ChemComp-HEM / |
#4: Water | ChemComp-HOH / |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.29 Å3/Da / Density % sol: 46.3 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 6.3 Details: 9-10% PEG1000, 80mM MES (pH6.3), 20mM bicine (pH9.0), 40mM MnCl2, 400mM MgCl2, 8-15mM NaCN, 20mM L-Trp, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MAR CCD 165 mm / Detector: CCD / Date: Oct 10, 2007 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.045 Å / Relative weight: 1 |
Reflection | Resolution: 1.9→17.56 Å / Num. obs: 189203 / % possible obs: 93.6 % / Observed criterion σ(F): 0 / Observed criterion σ(I): 0 / Redundancy: 4.1 % / Biso Wilson estimate: 23.24 Å2 / Rmerge(I) obs: 0.078 / Net I/σ(I): 7.3 |
Reflection shell | Resolution: 1.9→2 Å / Redundancy: 3.8 % / Rmerge(I) obs: 0.48 / Mean I/σ(I) obs: 2.6 / Num. unique all: 24898 / % possible all: 87.1 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 2NW7 Resolution: 1.9→17.56 Å / Cross valid method: THROUGHOUT / σ(F): 0 / σ(I): 0 / Stereochemistry target values: Engh & Huber
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Displacement parameters | Biso mean: 23.2 Å2 | |||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 1.9→17.56 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.9→1.9216 Å
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