X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 278.0
Details 2.5M ammonium sulfate, 100mM HEPES-NA(pH7.5), 2% PEG400, 2mM DTT, VAPOR DIFFUSION, HANGING DROP, temperature 278K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.65 α = 90
b = 68.65 β = 90
c = 79.41 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV++ -- 2006-11-05
Diffraction Radiation
Monochromator Protocol
CN1707 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.54178 -- --

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
2.6 50 90.0 -- 0.083 -- -- 6963 6256 2.0 2.0 --

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
MOLECULAR REPLACEMENT 2.6 25.0 2.0 2.0 6963 6256 804 -- -- 0.234 0.234 0.3 Random
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.28
c_bond_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1208
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 119

Software

Software
Software Name Purpose
CrystalClear data collection
PHASER phasing
CNS refinement
HKL-2000 data reduction
HKL-2000 data scaling