X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.5294PEG 8000, Zinc Acetate, Cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 21K
Crystal Properties
Matthews coefficientSolvent content
4.7574.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 87.27α = 90
b = 87.27β = 90
c = 164.1γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray130CCDBRANDEIS2000-04-20MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X12C0.9786, 0.9788, 0.9390, 1.078NSLSX12C

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
12.240740.0582.6916.648740350241341.6
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)
12.32.471.80.2516.42766

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (I)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMADTHROUGHOUT2.31001135024289071444880.210.247RANDOM49.3
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]
0.17-0.480.17-0.33
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d25.3
x_angle_deg1.5
x_improper_angle_d1.31
x_bond_d0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2638
Nucleic Acid Atoms
Solvent Atoms176
Heterogen Atoms15

Software

Software
Software NamePurpose
MLPHAREphasing
X-PLORrefinement
DENZOdata reduction
SCALEPACKdata scaling