4OKE

Structure of RNase AS, a polyadenylate-specific exoribonuclease affecting mycobacterial virulence in vivo


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52930.1M HEPES, 10%(w/v) polyethylene glycol 8000, 8%(v/v) ethylene glycol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.1743.45

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.433α = 90
b = 76.664β = 90
c = 104.372γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRIGAKU SATURN 9442012-01-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.5

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.75099.93828538323
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.71.7399.9

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 DIFFRACTIONSADTHROUGHOUT1.7153360633606177292.650.188090.188090.18580.23152RANDOM24.56
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]
-0.050.020.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.232
r_dihedral_angle_4_deg21.503
r_dihedral_angle_3_deg13.9
r_dihedral_angle_1_deg6.305
r_scangle_it4.862
r_scbond_it3.431
r_mcangle_it2.205
r_angle_refined_deg2.128
r_mcbond_it1.341
r_chiral_restr0.185
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.232
r_dihedral_angle_4_deg21.503
r_dihedral_angle_3_deg13.9
r_dihedral_angle_1_deg6.305
r_scangle_it4.862
r_scbond_it3.431
r_mcangle_it2.205
r_angle_refined_deg2.128
r_mcbond_it1.341
r_chiral_restr0.185
r_bond_refined_d0.024
r_gen_planes_refined0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2633
Nucleic Acid Atoms
Solvent Atoms343
Heterogen Atoms73

Software

Software
Software NamePurpose
HKL-2000data collection
SOLVEphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling