X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 294.0
Details HEPES, CaCl2, MPD, glycerol , pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 294K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 290.75 α = 90
b = 290.75 β = 90
c = 290.75 γ = 90
Symmetry
Space Group I 2 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
2 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2012-03-26
CCD ADSC QUANTUM 315 -- 2012-03-25
Diffraction Radiation
Monochromator Protocol
Si crystal 14.8 Bragg angle SINGLE WAVELENGTH
Si crystal 14.8 Bragg angle SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 24-ID-E 0.97921 APS 24-ID-E
SYNCHROTRON APS BEAMLINE 24-ID-E 0.97921 APS 24-ID-E

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
3.15 50 96.8 0.118 0.118 -- 6.3 432015 432015 0.0 -3.0 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
3.15 3.2 66.2 0.791 -- -- -- --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
SAD 3.2 49.86 -- 0.0 67072 65933 3353 -- 0.239 0.239 0.236 0.256 5% of reflections from native data set
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 21.3
c_improper_angle_d 0.99
c_bond_d 0.009
c_angle_deg 1.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10086
Nucleic Acid Atoms 4240
Heterogen Atoms 13
Solvent Atoms 8

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
SOLVE phasing
CNS refinement version: 1.3
HKL-2000 data reduction
SCALEPACK data scaling