4IFD

Crystal structure of an 11-subunit eukaryotic exosome complex bound to RNA


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.52920.02M Tris pH7.5, 0.05M NaCl, 0.001M MnCl2, 0.002M MgCl2, 1mM TCEP, 0.15M MES pH6.5, 0.27M NaBr, 11.4-12.2% PEG 3350, VAPOR DIFFUSION, SITTING DROP, temperature 292K
Crystal Properties
Matthews coefficientSolvent content
2.6753.93

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 154.09α = 90
b = 107.44β = 110.63
c = 150.46γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELPSI PILATUS 6M2011-10-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.9199SLSX10SA

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
12.80549.6487.40.17612.2512.89913799137-359.5
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)
12.8356.50.5481.892.511922

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)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 REPLACEMENTTHROUGHOUT2NN6, 2WP8, 2JA9, 2JE62.80549.6381.999913799101495687.860.18460.18460.18250.2239RANDOM
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_d9.903
f_angle_d0.542
f_chiral_restr0.035
f_plane_restr0.004
f_bond_d0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms25991
Nucleic Acid Atoms540
Solvent Atoms244
Heterogen Atoms54

Software

Software
Software NamePurpose
RemDAqdata collection
PHASERphasing
PHENIXrefinement
XDSdata reduction
XSCALEdata scaling