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_scangle_it 6.9
p_scbond_it 4.85
p_mcangle_it 5.28
p_mcbond_it 3.83
p_angle_d 0.035
p_bond_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1340
Nucleic Acid Atoms 0
Heterogen Atoms 28
Solvent Atoms 130

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XDS Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
XDS data reduction
XDS data collection