1YHY
Crystal structure of Arabidopsis thaliana Acetohydroxyacid synthase In Complex With A Sulfonylurea Herbicide, Metsulfuron methyl
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1YBH |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 290 | Tris, FAD, DTT, ThDP, magnesium chloride, metsulfuron methyl,CHES, lithium sufate, potassium sodium tartrate , pH 9.0-9.8, VAPOR DIFFUSION, HANGING DROP, temperature 290K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
6.6 | 80.6 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 178.226 | α = 90 |
b = 178.226 | β = 90 |
c = 185.248 | γ = 120 |
Symmetry | |
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Space Group | P 64 2 2 |
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 | CCD | ADSC QUANTUM 4 | mirrors | 2003-12-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 14-BM-D | 1.00 | APS | 14-BM-D |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | 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 | 2.7 | 50 | 93.8 | 0.099 | 0.099 | 7.3 | 3.9 | 45178 | 45178 | -3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.7 | 2.8 | 95.5 | 3.1 | 4.3 | 4506 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | 1YBH | 2.7 | 50 | 45178 | 43214 | 4341 | 89.8 | 0.1959 | 0.1959 | 0.1928 | 0.2235 | random | 45.362 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4419 |
Nucleic Acid Atoms | |
Solvent Atoms | 275 |
Heterogen Atoms | 104 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | refinement |
CNS | phasing |