X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Batch Crystallization
pH 6.8
Temperature 298.0
Details Peg 8000, Mg Acetate Na cacodylate. Data was collected with added glycerol as a cryoprotectant., pH 6.8, Batch crystallization, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 137.8 α = 90
b = 59.04 β = 119
c = 102.25 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 200
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- 1998-08-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID -- APS 19-ID

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
1.5 20 96.9 0.071 -- -- 3.04 115006 111428 5.0 5.0 --
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)
1.51 1.63 22388.0 0.271 -- -- 2.8 21016

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
-- 1.5 20.0 0.0 0.0 115006 111428 5623 96.9 0.162 0.162 0.162 0.185 Random 5%
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 2.09967
c_bond_d 0.021828
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5201
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 662

Software

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