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- PDB-3u1h: Crystal structure of IPMDH from the last common ancestor of Bacillus -
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Open data
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Basic information
Entry | Database: PDB / ID: 3u1h | ||||||
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Title | Crystal structure of IPMDH from the last common ancestor of Bacillus | ||||||
![]() | 3-isopropylmalate dehydrogenase | ||||||
![]() | OXIDOREDUCTASE / isocitrate/isopropylmalate dehydrogenase-like fold | ||||||
Function / homology | Isopropylmalate Dehydrogenase / Isopropylmalate Dehydrogenase / 3-Layer(aba) Sandwich / Alpha Beta![]() | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() ![]() | ||||||
![]() | Haaning, S. / Hobbs, J.K. / Monk, C.R. / Arcus, V.L. | ||||||
![]() | ![]() Title: On the Origin and Evolution of Thermophily: Reconstruction of Functional Precambrian Enzymes from Ancestors of Bacillus Authors: Hobbs, J.K. / Shepherd, C. / Saul, D.J. / Demetras, N.J. / Haaning, S. / Monk, C.R. / Daniel, R.M. / Arcus, V.L. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 141.9 KB | Display | ![]() |
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PDB format | ![]() | 108.7 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 1v53S 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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Unit cell |
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Noncrystallographic symmetry (NCS) | NCS domain:
NCS domain segments: Component-ID: 1 / Ens-ID: 1 / Beg auth comp-ID: LYS / Beg label comp-ID: LYS / End auth comp-ID: ILE / End label comp-ID: ILE / Refine code: 4 / Auth seq-ID: 3 - 364 / Label seq-ID: 24 - 385
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Components
#1: Protein | Mass: 42593.285 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() #2: Water | ChemComp-HOH / | Sequence details | A SEQUENCE DATABASE REFERENCE FOR THIS PROTEIN DOES NOT CURRENTLY EXIST. | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.72 Å3/Da / Density % sol: 54.8 % / Mosaicity: 0.65 ° |
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Crystal grow | Temperature: 291 K / Method: vapor diffusion, hanging drop / pH: 5.5 Details: 200mM diammonium hydrogen citrate, 2mM MgSO4, 15% PEG 3350, 4% glycerol, pH 5.5, temperature 291K, VAPOR DIFFUSION, HANGING DROP |
-Data collection
Diffraction | Mean temperature: 110 K | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: ![]() | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: MAR scanner 345 mm plate / Detector: IMAGE PLATE / Date: Sep 1, 2010 / Details: msc osmic optics | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Monochromator: Ni filter / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 2.8→44.549 Å / Num. all: 22393 / Num. obs: 22393 / % possible obs: 95.2 % / Redundancy: 5 % / Rsym value: 0.092 / Net I/σ(I): 12.4 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell | Diffraction-ID: 1
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-Phasing
Phasing | Method: ![]() | |||||||||
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Phasing MR | Rfactor: 54.54 / Model details: Phaser MODE: MR_AUTO
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Processing
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Refinement | Method to determine structure: ![]() Starting model: PDB ENTRY 1V53 Resolution: 2.8→44.43 Å / Cor.coef. Fo:Fc: 0.93 / Cor.coef. Fo:Fc free: 0.873 / Occupancy max: 1 / Occupancy min: 1 / SU B: 21.013 / SU ML: 0.403 / Cross valid method: THROUGHOUT / ESU R Free: 0.445 / Stereochemistry target values: MAXIMUM LIKELIHOOD Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES: REFINED INDIVIDUALLY
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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: MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso max: 104.68 Å2 / Biso mean: 65.5073 Å2 / Biso min: 18.42 Å2
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Refinement step | Cycle: LAST / Resolution: 2.8→44.43 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 / Number: 2574 / Refine-ID: X-RAY DIFFRACTION
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LS refinement shell | Resolution: 2.8→2.872 Å / Total num. of bins used: 20
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