X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 21.0
Details TRIS-HCL, polyethylene glycol 4000, MgCl2, dithiothreitol, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 21K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 110.1 α = 90
b = 110.1 β = 90
c = 134.9 γ = 120
Symmetry
Space Group P 3 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 80
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- 2000-06-05
Diffraction Radiation
Monochromator Protocol
Mirrors 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
2.5 500 98.7 -- 0.08 -- -- -- 36450 2.0 -- --

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 2.5 500.0 -- 2.0 36450 28777 2527 98.7 -- -- 0.249 0.294 Random
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.008919
c_angle_d 1.62846
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3932
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
CNS refinement
IN-HOUSE data reduction version: SOFTWARE
SCALEPACK data scaling
CNS phasing