X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 293.15
Details Crystal growth: ISOPROPANOL, PEG400, HEPES-buffer, CaCl2, DHT Crystals were soaked with 2.5 mM ZnCl2 for three days, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.15K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 104.02 α = 90
b = 104.02 β = 90
c = 84.71 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 1999-12-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE -- ESRF --

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
1.7 20 96.3 0.065 -- -- 5.4 18785 18785 0.0 0.0 35.8
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)
1.7 1.8 90.7 0.287 -- -- 3.7 2825

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
-- 1.7 20.0 0.0 0.0 18785 18785 1867 96.3 -- -- 0.197 0.259 Random
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.7
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.013
p_scbond_it 4.85
p_scangle_it 6.9
p_angle_d 0.035
p_mcangle_it 5.28
p_mcbond_it 3.83
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1366
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 134

Software

Software
Software Name Purpose
XDS data scaling
XDS data reduction
REFMAC refinement