4TSK
Ketol-acid reductoisomerase from Alicyclobacillus acidocaldarius
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4KQW |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 295 | 1M sodium potassium tartrate, 200mM sodium chloride, 100mM imidazole pH 8 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
4.35 | 71.7 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 124.099 | ¦Á = 90 |
b = 124.099 | ¦Â = 90 |
c = 124.099 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 2 3 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | 2012-04-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL12-2 | 0.9795 | SSRL | BL12-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||
1 | 2.07 | 124.1 | 97.7 | 0.087 | 0.103 | 0.053 | 8.9 | 3.4 | 38239 | 38239 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 2.07 | 2.18 | 89.1 | 0.936 | 0.936 | 0.618 | 0.8 | 2.9 | 5024 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 4KQW | 2.5 | 124.1 | 22066 | 1108 | 98.83 | 0.1556 | 0.1542 | 0.1822 | RANDOM | 40.548 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_mcangle_it | 4.181 |
r_mcbond_it | 3.125 |
r_mcbond_other | 3.119 |
r_angle_refined_deg | 1.998 |
r_angle_other_deg | 0.914 |
r_chiral_restr | 0.1 |
r_bond_refined_d | 0.018 |
r_gen_planes_refined | 0.009 |
r_bond_other_d | 0.001 |
r_gen_planes_other | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2585 |
Nucleic Acid Atoms | |
Solvent Atoms | 46 |
Heterogen Atoms | 61 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SCALA | data scaling |
PDB_EXTRACT | data extraction |