3TR8

Structure of an oligoribonuclease (orn) from Coxiella burnetii


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.52950.08M sodium cacodylate, 0.16M magnesium acetate, 16% PEG 8000, 20% glycerol, pH 6.5, vapor diffusion, sitting drop, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.2545.38

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 117.656α = 90
b = 61.3β = 112.41
c = 58.094γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRIGAKU SATURN 9442011-05-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007 HF1.5418

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
12.55098.30.0768.13.61341713189-3
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)
12.52.5476.10.1672.5509

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT2.50326.025139781317964598.90.21050.21050.20720.2755RANDOM25.96
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]
11.8282.5367-6.4581-5.3699
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d11.209
f_angle_d0.725
f_chiral_restr0.051
f_bond_d0.013
f_plane_restr0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2966
Nucleic Acid Atoms
Solvent Atoms128
Heterogen Atoms10

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-2000data collection
HKL-2000data reduction
HKL-2000data scaling