X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3QB6 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.427850-75 mM Potassium Maleate Buffer pH 7.0-8.0, 1 mM dithiothreitol, 38-46% Ammonium Sulfate, 1-3.5% PEG 1000 or PEG 1450, vapor diffusion, hanging drop, temperature 278K
Crystal Properties
Matthews coefficientSolvent content
2.6653.83

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 160.948α = 90
b = 160.948β = 90
c = 256.532γ = 120
Symmetry
Space GroupH 3 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2009-04-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-BM1.0APS22-BM

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
135095.20.1327.25.9258752461211
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)
133.0597.80.3356.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3QB6331.752587523208124794.520.214040.210190.28624RANDOM51.975
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]
0.70.70.7-2.27
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.316
r_dihedral_angle_4_deg17.701
r_dihedral_angle_3_deg16.327
r_dihedral_angle_1_deg6.391
r_angle_refined_deg1.449
r_angle_other_deg0.796
r_chiral_restr0.07
r_bond_refined_d0.011
r_gen_planes_refined0.005
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.316
r_dihedral_angle_4_deg17.701
r_dihedral_angle_3_deg16.327
r_dihedral_angle_1_deg6.391
r_angle_refined_deg1.449
r_angle_other_deg0.796
r_chiral_restr0.07
r_bond_refined_d0.011
r_gen_planes_refined0.005
r_bond_other_d0.001
r_gen_planes_other0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_scbond_it
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8212
Nucleic Acid Atoms
Solvent Atoms114
Heterogen Atoms107

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
HKL-2000data collection
MOLREPphasing