X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 5
Temperature 298.0
Details ammonium sulfate, sodium acetate, calcium chloride, pH 5.0, VAPOR DIFFUSION, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 119.06 α = 90
b = 119.06 β = 90
c = 82.16 γ = 120
Symmetry
Space Group H 3

Diffraction

Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X8C -- NSLS X8C

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 50 -- 0.065 -- -- 2.0 29310 28686 -- -- 29.7225

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 2.0 100.0 0.0 0.0 29310 28309 2798 96.6 -- -- 0.2039 0.2299 random
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.2
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.05354
c_bond_d 0.005478
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2448
Nucleic Acid Atoms 0
Heterogen Atoms 7
Solvent Atoms 257

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS model building
CNS version: 1.0 refinement