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- PDB-1tx0: Dihydropteroate Synthetase, With Bound Product Analogue Pteroic A... -
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Open data
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Basic information
Entry | Database: PDB / ID: 1tx0 | ||||||
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Title | Dihydropteroate Synthetase, With Bound Product Analogue Pteroic Acid, From Bacillus anthracis | ||||||
![]() | DHPS, Dihydropteroate synthase | ||||||
![]() | TRANSFERASE / anthracis / folate biosynthesis / dihydropteroate / pterine | ||||||
Function / homology | ![]() dihydropteroate synthase / dihydropteroate synthase activity / folic acid biosynthetic process / tetrahydrofolate biosynthetic process / metal ion binding / cytosol Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Babaoglu, K. / Qi, J. / Lee, R.E. / White, S.W. | ||||||
![]() | ![]() Title: Crystal Structure of 7,8-Dihydropteroate Synthase from Bacillus anthracis; Mechanism and Novel Inhibitor Design. Authors: Babaoglu, K. / Qi, J. / Lee, R.E. / White, S.W. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 120.5 KB | Display | ![]() |
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PDB format | ![]() | 93.4 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 927.2 KB | Display | ![]() |
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Full document | ![]() | 938.9 KB | Display | |
Data in XML | ![]() | 23.7 KB | Display | |
Data in CIF | ![]() | 32.9 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1twsSC ![]() 1twwC ![]() 1twzC ![]() 1tx2C S: Starting model for refinement C: citing same article ( |
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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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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments: Ens-ID: 1 / Refine code: 2
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Details | The biological dimer is generated by the two fold axis: x,y,z |
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Components
#1: Protein | Mass: 32883.734 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Chemical | ChemComp-SO4 / #3: Chemical | #4: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3 Å3/Da / Density % sol: 58.5 % |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 9 Details: lithium sulfate, tris, pH 9, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: MARMOSAIC 225 mm CCD / Detector: CCD / Date: Feb 14, 2004 / Details: mirrors |
Radiation | Monochromator: silicon / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1 Å / Relative weight: 1 |
Reflection | Resolution: 2.15→81.7 Å / Num. all: 38829 / Num. obs: 38829 / % possible obs: 100 % / Observed criterion σ(F): -3 / Observed criterion σ(I): 0 / Redundancy: 8 % / Rsym value: 0.066 / Net I/σ(I): 18.3 |
Reflection shell | Resolution: 2.15→2.21 Å / Redundancy: 4.2 % / Mean I/σ(I) obs: 4.2 / Num. unique all: 38829 / Rsym value: 0.577 / % possible all: 94.4 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB entry 1TWS Resolution: 2.15→81.7 Å / Cor.coef. Fo:Fc: 0.957 / Cor.coef. Fo:Fc free: 0.937 / SU B: 7.422 / SU ML: 0.175 / TLS residual ADP flag: LIKELY RESIDUAL / Cross valid method: THROUGHOUT / σ(F): -3 / σ(I): 0 / ESU R: 0.243 / ESU R Free: 0.214 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: TLS REFINEMENT USED THROUGHOUT
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: BABINET MODEL WITH MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 37.459 Å2
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Refinement step | Cycle: LAST / Resolution: 2.15→81.7 Å
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Refine LS restraints |
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Refine LS restraints NCS | Dom-ID: 1 / Auth asym-ID: A / Ens-ID: 1 / Refine-ID: X-RAY DIFFRACTION
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LS refinement shell | Resolution: 2.15→2.206 Å / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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