X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.5THE BEST CRYSTALS (BY VISUAL INSPECTION) WERE OBTAINED USING 0.1M HEPES PH 7.2, 0.2 M SODIUM FORMATE, 14 % PEG3350, 8 % GLYCEROL AS PRECIPITANT. PRIOR TO DATA COLLECTION, CRYSTALS WERE TRANSFERRED INTO A SOLUTION CONTAINING 40MM TRIS PH 7.5, 0.01% FOS-CHOLINE-14, 0.15 M NACL, 0.3 M SODIUM FORMATE, 20% GLYCEROL AND 22% PEG3350.
Crystal Properties
Matthews coefficientSolvent content
4.773.61

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 230.88α = 90
b = 126.62β = 90.42
c = 123.22γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-2ESRFID14-2

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
13.4537990.08124.246433
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)
13.453.55990.81.84

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 REPLACEMENTTHROUGHOUTPDB ENTRY 2OAU3.45123.09440942336990.2940.2930.312RANDOM92.6
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]
-0.6710.14-3.684.49
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.27
r_dihedral_angle_4_deg18.399
r_dihedral_angle_3_deg18.076
r_dihedral_angle_1_deg6.367
r_angle_refined_deg1.247
r_scangle_it1.078
r_angle_other_deg0.925
r_scbond_it0.721
r_mcangle_it0.476
r_symmetry_vdw_other0.469
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.27
r_dihedral_angle_4_deg18.399
r_dihedral_angle_3_deg18.076
r_dihedral_angle_1_deg6.367
r_angle_refined_deg1.247
r_scangle_it1.078
r_angle_other_deg0.925
r_scbond_it0.721
r_mcangle_it0.476
r_symmetry_vdw_other0.469
r_mcbond_it0.435
r_symmetry_hbond_refined0.433
r_symmetry_vdw_refined0.368
r_nbd_refined0.238
r_nbtor_refined0.186
r_nbd_other0.184
r_xyhbond_nbd_refined0.133
r_nbtor_other0.082
r_chiral_restr0.07
r_bond_refined_d0.012
r_gen_planes_refined0.003
r_bond_other_d0.002
r_gen_planes_other0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13692
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing