X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 290.0
Details Lithium sulfate, PEG 4000, tris, glycerol, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 290.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 104.7 α = 90
b = 104.7 β = 90
c = 179.2 γ = 120
Symmetry
Space Group P 64 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2000-06-22
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 -- SSRL BL9-1

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
1.6 100 98.1 0.038 -- -- 5.0 78054 78054 0.0 0.0 20.0
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)
1.6 1.63 89.9 0.424 -- -- 5.0 3539

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
-- 1.6 50.0 0.0 0.0 73072 73072 7386 95.0 0.198 0.198 0.197 0.211 random
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.008
x_angle_deg 1.18
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3378
Nucleic Acid Atoms 0
Heterogen Atoms 87
Solvent Atoms 287

Software

Software
Software Name Purpose
MAR345 data collection
DENZO data reduction
SCALEPACK data scaling
EPMR phasing
CNX refinement