X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.52955-20 mg/mL protein in 25mM HEPES/NaOH pH7.5, 150mM NaCl, 50mM BME mixed 1:1 with reservoir 0.1M HEPES/NaOH pH7.5, 30% PEG550MME, 50mM MgCl2
Crystal Properties
Matthews coefficientSolvent content
2.652.72

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 134.881α = 90
b = 134.881β = 90
c = 234.277γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2009-06-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.999900SLSX10SA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)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
12.235.2699.60.070.0820.99913.863.8748034850.135
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.22.2699.11.0761.2530.4551.323.814

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTinhouse model2.235.2673463389095.850.18920.18680.2336RANDOM46.112
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]
-0.59-0.29-0.591.9
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.242
r_dihedral_angle_4_deg16.693
r_dihedral_angle_3_deg15.639
r_dihedral_angle_1_deg5.981
r_mcangle_it4.347
r_mcbond_it3.035
r_mcbond_other3.032
r_angle_refined_deg1.453
r_angle_other_deg1.296
r_chiral_restr0.07
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.242
r_dihedral_angle_4_deg16.693
r_dihedral_angle_3_deg15.639
r_dihedral_angle_1_deg5.981
r_mcangle_it4.347
r_mcbond_it3.035
r_mcbond_other3.032
r_angle_refined_deg1.453
r_angle_other_deg1.296
r_chiral_restr0.07
r_bond_refined_d0.007
r_gen_planes_refined0.007
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10152
Nucleic Acid Atoms
Solvent Atoms426
Heterogen Atoms144

Software

Software
Software NamePurpose
XSCALEdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
XSCALEdata scaling
PHASERphasing