X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 291.0
Details 25% isopropanol, 0.1 M MES, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 95.86 α = 90
b = 246 β = 105.3
c = 159.04 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-12-10
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.939 ESRF ID14-4

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 20 82.8 0.102 0.102 -- 2.0 475881 394093 2.0 3.0 26.2
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)
2.0 2.05 68.1 0.313 0.313 1.9 1.2 394093

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
MIR+MAD+NCS Averaging 2.0 20.0 -- 0.0 374269 374269 19824 78.6 -- -- 0.245 0.2635 5%
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.0 2.04 31827 1438 -- 0.289 0.323 -- 79.1
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.74
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_angle_d 1.34
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 49062
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 2394

Software

Software
Software Name Purpose
RSPS model building
MLPHARE phasing
MAIN model building
SOLOMON phasing
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling
RSPS phasing
MAIN phasing