X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.8
Temperature 277.0
Details BIS-TRIS.PROPANE, AMMONIUN SULFATE, GLYCEROL, PEG 8000, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 223.9 α = 90
b = 68.9 β = 106.4
c = 103.9 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 108
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1997-01-28
Diffraction Radiation
Monochromator Protocol
Silicon SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 0.91 CHESS F1

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
2.7 50 89.6 0.153 -- -- 8.3 313409 37631 0.0 0.0 --
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)
2.7 2.75 45.5 0.448 -- -- 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 2.7 25.0 -- 2.0 -- 34254 1709 81.9 -- -- 0.249 0.345 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 61.8
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.01
x_angle_deg 1.7
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7799
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 0

Software

Software
Software Name Purpose
X-PLOR model building
X-PLOR refinement version: 3.843
DENZO data reduction
SCALEPACK data scaling
X-PLOR phasing