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- PDB-3iob: Crystal Structure of Mycobacterium Tuberculosis Pantothenate Synt... -
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Open data
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Basic information
Entry | Database: PDB / ID: 3iob | ||||||
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Title | Crystal Structure of Mycobacterium Tuberculosis Pantothenate Synthetase at 1.80 Ang resolution in complex with 5'-deoxy-5'-thioadenosine | ||||||
![]() | Pantothenate synthetase | ||||||
![]() | LIGASE / Mycobacterium tuberculosis / pantothenate biosynthesis / enzymes / inhibitors / drug design / fragment-based / dynamic combinatorial chemistry / ATP-binding / Magnesium / Metal-binding / Nucleotide-binding | ||||||
Function / homology | ![]() beta-alanine metabolic process / pantoate-beta-alanine ligase (AMP-forming) / pantoate-beta-alanine ligase activity / pantothenate biosynthetic process / manganese ion binding / magnesium ion binding / ATP binding / metal ion binding / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Ciulli, A. / Scott, D.E. / Abell, C. | ||||||
![]() | ![]() Title: A Fragment-Based Approach to Probing Adenosine Recognition Sites by Using Dynamic Combinatorial Chemistry Authors: Scott, D.E. / Dawes, G.J. / Ando, M. / Abell, C. / Ciulli, 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 | ![]() | 129.4 KB | Display | ![]() |
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PDB format | ![]() | 99.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 3iocC ![]() 3iodC ![]() 3ioeC ![]() 3covS 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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Unit cell |
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Components
-Protein , 1 types, 2 molecules AB
#1: Protein | Mass: 31571.178 Da / Num. of mol.: 2 / Fragment: Pantoate-beta-alanine ligase / Mutation: T2A, E77G Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() References: UniProt: P0A5R0, UniProt: P9WIL5*PLUS, pantoate-beta-alanine ligase (AMP-forming) |
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-Non-polymers , 5 types, 532 molecules ![](data/chem/img/A4D.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/EOH.gif)
![](data/chem/img/HOH.gif)
![](data/chem/img/SO4.gif)
![](data/chem/img/GOL.gif)
![](data/chem/img/EOH.gif)
![](data/chem/img/HOH.gif)
#2: Chemical | #3: Chemical | #4: Chemical | ChemComp-GOL / #5: Chemical | #6: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.21 Å3/Da / Density % sol: 44.28 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 8 Details: 11-14% w/v PEG3000, 100 150 mM Li2SO4, 100 mM imidazole, pH 8.0, 2-4% v/v ethanol, 10% v/v glycerol and 20 mM MgCl2., VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: ADSC QUANTUM 315r / Detector: CCD / Date: Sep 25, 2006 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.973 Å / Relative weight: 1 |
Reflection | Resolution: 1.8→50 Å / Num. all: 51346 / Num. obs: 51004 / % possible obs: 99.3 % / Redundancy: 4.9 % / Biso Wilson estimate: 28 Å2 / Rmerge(I) obs: 0.062 / Rsym value: 0.062 / Net I/σ(I): 17.26 |
Reflection shell | Resolution: 1.8→1.9 Å / Redundancy: 4.9 % / Rmerge(I) obs: 0.427 / Mean I/σ(I) obs: 3.3 / Num. unique all: 8204 / Rsym value: 0.427 / % possible all: 97.4 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB entry 3COV Resolution: 1.8→37.66 Å / Cor.coef. Fo:Fc: 0.966 / Cor.coef. Fo:Fc free: 0.949 / SU B: 2.465 / SU ML: 0.078 Isotropic thermal model: individual isotropic temperature factors Cross valid method: THROUGHOUT / ESU R: 0.117 / ESU R Free: 0.116 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.2 Å / Solvent model: MASK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 23.657 Å2
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Refinement step | Cycle: LAST / Resolution: 1.8→37.66 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.796→1.842 Å / Total num. of bins used: 20
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