1T9B

Crystal structure of yeast acetohydroxyacid synthase in complex with a sulfonylurea herbicide, chlorsulfuron


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7290potassium phosphate, thiamin diphosphate, FAD, magnesium chloride, DTT, chlorsulfuron, Tris-HCl, Lithium sulfate, sodium potassium tartrate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthew coefficientSolvent content
3.5365

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 154.579α = 90
b = 154.579β = 90
c = 178.759γ = 90
Symmetry
Space GroupP 4 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4mirrors2002-12-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 14-BM-C0.90APS14-BM-C

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.199992.90.058175.3102885-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.192.2853.40.2194.111.95842

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1N0H2.25010288599442998690.50.1650.1650.16240.1948RANDOM51.2
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]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8988
Nucleic Acid Atoms
Solvent Atoms1360
Heterogen Atoms205

Software

Software
Software NamePurpose
Adxvdata processing
SCALEPACKdata scaling
AMoREphasing
CNSrefinement