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
2.6453.36

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 135.51α = 90
b = 135.51β = 90
c = 235.29γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2008-09-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.978500SLSX10SA

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
1241.5499.70.1090.1280.9947.343.70510861642.075
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)
122.0598.31.461.7140.16813.612

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 model241.54103039550599.640.16130.160.1858RANDOM35.306
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]
-3.74-3.747.47
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.199
r_dihedral_angle_4_deg17.135
r_dihedral_angle_3_deg16.764
r_dihedral_angle_1_deg6.333
r_mcangle_it3.617
r_mcbond_it3.272
r_mcbond_other3.269
r_angle_refined_deg1.946
r_angle_other_deg1.53
r_chiral_restr0.104
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.199
r_dihedral_angle_4_deg17.135
r_dihedral_angle_3_deg16.764
r_dihedral_angle_1_deg6.333
r_mcangle_it3.617
r_mcbond_it3.272
r_mcbond_other3.269
r_angle_refined_deg1.946
r_angle_other_deg1.53
r_chiral_restr0.104
r_bond_refined_d0.017
r_gen_planes_refined0.012
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10167
Nucleic Acid Atoms
Solvent Atoms628
Heterogen Atoms133

Software

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