6U7L

2.75 Angstrom Crystal Structure of Galactarate Dehydratase from Escherichia coli.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8292Protein: 7.6 mg/ml, 0.5 Sodium chloride, 0.01M Tris pH 8.3; Screen: PACT (D11), 0.2M Calcium chloride, 0.1M Tris pH 8.0, 20% (w/v) PEG 6000.
Crystal Properties
Matthews coefficientSolvent content
2.856.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 58.462α = 90
b = 167.574β = 103.97
c = 117.065γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCDC(111)2017-11-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-G0.9786APS21-ID-G

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.753099.20.10.10.1090.04416.76.156199-359.2
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.752.81000.7930.7930.8670.3490.7792.26.2

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 DIFFRACTIONSADTHROUGHOUT2.7529.2353337273498.790.20820.20650.2409RANDOM72.094
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]
3.51-1.47-7.344.06
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg18.806
r_dihedral_angle_4_deg8.64
r_dihedral_angle_3_deg7.565
r_dihedral_angle_1_deg1.745
r_angle_refined_deg1.198
r_angle_other_deg0.321
r_chiral_restr0.053
r_gen_planes_refined0.053
r_gen_planes_other0.049
r_bond_refined_d0.004
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg18.806
r_dihedral_angle_4_deg8.64
r_dihedral_angle_3_deg7.565
r_dihedral_angle_1_deg1.745
r_angle_refined_deg1.198
r_angle_other_deg0.321
r_chiral_restr0.053
r_gen_planes_refined0.053
r_gen_planes_other0.049
r_bond_refined_d0.004
r_bond_other_d0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13852
Nucleic Acid Atoms
Solvent Atoms150
Heterogen Atoms16

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
HKL-3000data reduction
HKL-3000data scaling
PHENIXphasing