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Open data
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Basic information
Entry | Database: PDB / ID: 1g4e | ||||||
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Title | THIAMIN PHOSPHATE SYNTHASE | ||||||
![]() | THIAMIN PHOSPHATE SYNTHASE | ||||||
![]() | TRANSFERASE / THIAMIN BIOSYNTHESIS / TIM BARREL | ||||||
Function / homology | ![]() thiamine phosphate synthase / thiamine-phosphate diphosphorylase activity / thiamine diphosphate biosynthetic process / thiamine biosynthetic process / magnesium ion binding / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Peapus, D.H. / Chiu, H.-J. / Campobasso, N. / Reddick, J.J. / Begley, T.P. / Ealick, S.E. | ||||||
![]() | ![]() Title: Structural characterization of the enzyme-substrate, enzyme-intermediate, and enzyme-product complexes of thiamin phosphate synthase. Authors: Peapus, D.H. / Chiu, H.J. / Campobasso, N. / Reddick, J.J. / Begley, T.P. / Ealick, S.E. #1: ![]() Title: Crystal Structure of Thiamin Phosphate Synthase from Bacillus subtilis at 1.25A Resolution Authors: Chiu, H.-J. / Reddick, J.J. / Begley, T.P. / Ealick, S.E. #2: ![]() Title: CHARACTERIZATION OF THE BACILLUS SUBTILIS THIC OPERON INVOLVED IN THIAMINE BIOSYNTHESIS Authors: ZHANG, Y. / TAYLOR, S.V. / CHIU, H.-J. / BEGLEY, T.P. | ||||||
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 99.8 KB | Display | ![]() |
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PDB format | ![]() | 75.9 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 436.5 KB | Display | ![]() |
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Full document | ![]() | 443 KB | Display | |
Data in XML | ![]() | 21.2 KB | Display | |
Data in CIF | ![]() | 30.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1g4pC ![]() 1g4sC ![]() 1g4tC ![]() 1g67C ![]() 1g69C ![]() 1g6cC ![]() 2tpsS 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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2 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 24296.643 Da / Num. of mol.: 2 / Mutation: S130A Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.01 Å3/Da / Density % sol: 38.22 % | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 277 K / pH: 7.5 Details: 75mM TRIS-HCl, 75mM MgCl2, 21-22% PEG4000 , pH 7.5, temperature 277K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 4 ℃ / Method: vapor diffusion, sitting drop / Details: Chiu, H.-J., (1999) Biochemistry, 38, 6460. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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: ADSC QUANTUM 4 / Detector: CCD / Date: Nov 1, 2000 |
Radiation | Monochromator: Silicon Crystal / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.921 Å / Relative weight: 1 |
Reflection | Resolution: 1.6→26.51 Å / Num. obs: 52317 / % possible obs: 99.1 % / Redundancy: 6.5 % / Biso Wilson estimate: 17.7 Å2 / Rmerge(I) obs: 0.047 / Net I/σ(I): 11.2 |
Reflection shell | *PLUS % possible obs: 95 % / Rmerge(I) obs: 0.162 / Mean I/σ(I) obs: 4.5 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 2TPS Resolution: 1.6→26.51 Å / Rfactor Rfree error: 0.005 / Data cutoff high absF: 776136.63 / Data cutoff low absF: 0 / Isotropic thermal model: RESTRAINED / Cross valid method: THROUGHOUT / σ(F): 2 / σ(I): 2
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Solvent computation | Solvent model: FLAT MODEL / Bsol: 38.87 Å2 / ksol: 0.373 e/Å3 | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 15.5 Å2
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Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 1.6→26.51 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.6→1.7 Å / Rfactor Rfree error: 0.012 / Total num. of bins used: 6
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Xplor file |
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Software | *PLUS Name: CNS / Version: 1 / Classification: refinement | ||||||||||||||||||||||||||||||||||||||||
Refinement | *PLUS σ(F): 2 / % reflection Rfree: 5.1 % / Rfactor obs: 0.209 / Rfactor Rfree: 0.239 / Rfactor Rwork: 0.21 | ||||||||||||||||||||||||||||||||||||||||
Solvent computation | *PLUS | ||||||||||||||||||||||||||||||||||||||||
Displacement parameters | *PLUS Biso mean: 15.5 Å2 | ||||||||||||||||||||||||||||||||||||||||
Refine LS restraints | *PLUS
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LS refinement shell | *PLUS Rfactor Rfree: 0.242 / % reflection Rfree: 5.4 % / Rfactor Rwork: 0.211 |