X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7294THE PROTEIN WAS DISSOLVED AT 10 mg/mL IN 10 mM TRIS-HCL, PH 8.0, 100 mM NaCl, 2% GLYCEROL AND 1 mM DTT. CRYSTALS WERE GROWN BY VAPOR DIFFUSION, HANGING DROPS BY MIXING 2 MICROL PROTEIN SOLUTION WITH 2 MICROL WELL SOLUTION (1.7 M SODIUM/POTASSIUM PHOSPHATE, PH 6.0, 1 mM DTT) AT TEMPERATURE 294.0K. FOR CRYOPROTECTION, THE CRYSTALS WERE SOAKED IN 2 M SODIUM-POTASSIUM PHOSPHATE, pH 7.0, 1 mM DTT, 25% ETHYLENE GLYCOL AND 2 mG/mL SEMETNEDD4L.574.947.
Crystal Properties
Matthews coefficientSolvent content
2.9558.38

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 103.058α = 90
b = 103.058β = 90
c = 182.214γ = 120
Symmetry
Space GroupP 63 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210mirror2006-12-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 17-ID0.97922APS17-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.23099.70.09135.3112965629656-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.22.2899.90.843.311.32878

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONSADTHROUGHOUT2.228.2828067153499.620.208960.206320.25916RANDOM44.493
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]
-0.21-0.11-0.210.32
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.573
r_dihedral_angle_4_deg16.987
r_dihedral_angle_3_deg16.588
r_scangle_it6.441
r_dihedral_angle_1_deg6.255
r_scbond_it4.779
r_mcangle_it3.051
r_mcbond_it1.982
r_angle_refined_deg1.543
r_nbtor_refined0.313
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.573
r_dihedral_angle_4_deg16.987
r_dihedral_angle_3_deg16.588
r_scangle_it6.441
r_dihedral_angle_1_deg6.255
r_scbond_it4.779
r_mcangle_it3.051
r_mcbond_it1.982
r_angle_refined_deg1.543
r_nbtor_refined0.313
r_nbd_refined0.214
r_symmetry_vdw_refined0.189
r_xyhbond_nbd_refined0.145
r_symmetry_hbond_refined0.128
r_chiral_restr0.123
r_bond_refined_d0.017
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3121
Nucleic Acid Atoms
Solvent Atoms119
Heterogen Atoms1

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data collection
HKL-2000data reduction
HKL-2000data scaling
SOLVEphasing