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- PDB-5ahk: Crystal structure of acetohydroxy acid synthase Pf5 from Pseudomo... -
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Open data
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Basic information
Entry | Database: PDB / ID: 5ahk | ||||||
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Title | Crystal structure of acetohydroxy acid synthase Pf5 from Pseudomonas protegens | ||||||
![]() | ACETOLACTATE SYNTHASE II, LARGE SUBUNIT | ||||||
![]() | TRANSFERASE / THIAMINE DIPHOSPHATE-DEPENDENT ENZYME / FAD-BINDING / CARBOLIGATION REACTION | ||||||
Function / homology | ![]() thiamine pyrophosphate binding / catalytic activity / nucleotide binding / magnesium ion binding Similarity search - Function | ||||||
Biological species | ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Dobritzsch, D. / Loschonsky, S. / Mueller, M. / Schneider, G. | ||||||
![]() | ![]() Title: The Crystal Structure of the Acetohydroxy Acid Synthase Pf5 from Pseudomonas Protegens Authors: Dobritzsch, D. / Loschonsky, S. / Mueller, M. / Schneider, G. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 458.9 KB | Display | ![]() |
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PDB format | ![]() | 373.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.5 MB | Display | ![]() |
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Full document | ![]() | 1.5 MB | Display | |
Data in XML | ![]() | 48.2 KB | Display | |
Data in CIF | ![]() | 73 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 1ybhS 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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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments: Component-ID: _ / Ens-ID: 1 / Beg auth comp-ID: MET / Beg label comp-ID: MET / End auth comp-ID: ARG / End label comp-ID: ARG / Refine code: _ / Auth seq-ID: 1 - 565 / Label seq-ID: 21 - 585
NCS oper: (Code: given Matrix: (0.1406, -0.01088, -0.99), Vector: |
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Components
#1: Protein | Mass: 64933.109 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Details: N-TERMINALLY HIS-TAGGED / Source: (gene. exp.) ![]() ![]() ![]() #2: Chemical | #3: Chemical | #4: Chemical | #5: Water | ChemComp-HOH / | Sequence details | HIS-TAG FUSED TO N-TERMINUS | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.28 Å3/Da / Density % sol: 46 % / Description: THE DATA ARE TWINNED |
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Crystal grow | pH: 6.5 Details: 10% (W/V) PEG 4000, 0.1 M MES/IMIDAZOLE PH 6.5, 0.3 M MGCL2, 0.3 M CACL2, 17% (V/V) GLYCEROL |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||||||||
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Diffraction source | Source: ![]() ![]() ![]() | |||||||||||||||
Detector | Type: MARRESEARCH / Detector: CCD / Date: Mar 26, 2013 | |||||||||||||||
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||
Radiation wavelength | Wavelength: 0.9184 Å / Relative weight: 1 | |||||||||||||||
Reflection twin |
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Reflection | Resolution: 1.55→49.2 Å / Num. obs: 151815 / % possible obs: 90.9 % / Observed criterion σ(I): 2 / Redundancy: 3.4 % / Rmerge(I) obs: 0.07 / Net I/σ(I): 10 | |||||||||||||||
Reflection shell | Resolution: 1.55→1.58 Å / Redundancy: 3.4 % / Rmerge(I) obs: 0.58 / Mean I/σ(I) obs: 2.3 / % possible all: 81.6 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1YBH Resolution: 1.55→49.22 Å / Cor.coef. Fo:Fc: 0.969 / Cor.coef. Fo:Fc free: 0.961 / SU B: 1.704 / SU ML: 0.033 / Cross valid method: THROUGHOUT / ESU R: 0.016 / ESU R Free: 0.016 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS. U VALUES WITH TLS ADDED
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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: 17.199 Å2
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Refinement step | Cycle: LAST / Resolution: 1.55→49.22 Å
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Refine LS restraints |
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