4PG7

Crystal structure of S. aureus Homoserine Dehydrogenase at pH7.5


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52930.2M Magnesium acetate, 18% PEG8000, 0.1M Tris-HCl, pH7.5, 5% Glycerol
Crystal Properties
Matthews coefficientSolvent content
2.550.76

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 73.04α = 90
b = 117.66β = 90
c = 119.48γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2012-07-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM140.95372ESRFBM14

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym I (Observed)Rrim I (All)Rpim I (All)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
12.1119.4897.80.0570.0620.022197.35939659396344.8
Highest Resolution Shell
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)RedundancyNumber Unique Reflections (All)
12.12.2193.40.4380.4380.1731.878141

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.134.959331299397.60.19640.19490.2253RANDOM32.862
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]
-1.081.31-0.22
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.382
r_dihedral_angle_4_deg16.841
r_dihedral_angle_3_deg13.67
r_dihedral_angle_1_deg5.753
r_mcangle_it3.185
r_mcbond_it1.971
r_mcbond_other1.971
r_angle_refined_deg1.269
r_angle_other_deg0.919
r_chiral_restr0.071
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.382
r_dihedral_angle_4_deg16.841
r_dihedral_angle_3_deg13.67
r_dihedral_angle_1_deg5.753
r_mcangle_it3.185
r_mcbond_it1.971
r_mcbond_other1.971
r_angle_refined_deg1.269
r_angle_other_deg0.919
r_chiral_restr0.071
r_bond_refined_d0.009
r_gen_planes_refined0.005
r_bond_other_d0.004
r_gen_planes_other0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5874
Nucleic Acid Atoms
Solvent Atoms321
Heterogen Atoms98

Software

Software
Software NamePurpose
HKL-3000data collection
iMOSFLMdata reduction
SCALAdata scaling
PHASERphasing
Cootmodel building
REFMACrefinement
PDB_EXTRACTdata extraction