6NJC

Crystal Structure of the Sialate O-acetylesterase from Bacteroides vulgatus


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.52890.2 M LiSO4, 0.1 M Acetate pH 4.5, 2.5 M sodium chloride
Crystal Properties
Matthews coefficientSolvent content
3.2161.73

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 101.046α = 90
b = 101.046β = 90
c = 100.18γ = 120
Symmetry
Space GroupP 65

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2014-02-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.97926APS19-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)CC (Half)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
11.9501000.1060.99332.88.74585329.22
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.91.931000.9270.8273.77.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONSADFREE R-VALUE1.940.0970.3245804229199.890.15950.15830.182235.6
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.29
f_angle_d0.78
f_chiral_restr0.054
f_bond_d0.007
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3218
Nucleic Acid Atoms
Solvent Atoms242
Heterogen Atoms39

Software

Software
Software NamePurpose
PHENIXrefinement
HKL-3000data reduction
HKL-3000data scaling
HKL-3000phasing
MLPHAREphasing