X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 100.0
Details ammonium sulfate, peg 400, glycerol, pH 7.00, VAPOR DIFFUSION, SITTING DROP, temperature 100K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.4 α = 90
b = 57.4 β = 90
c = 251.13 γ = 90
Symmetry
Space Group P 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
2.42 36.82 98.5 -- 0.077 -- -- 102352 100817 -- -- 50.91
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)
2.42 2.55 96.2 -- 0.319 2.2 -- 2312

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 2.42 36.8 -- -- 102352 100817 -- 98.5 -- -- 0.219 0.278 RANDOM
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 2.42 2.45 100817 5040 -- 0.219 0.278 -- 98.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 38.71
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 1.982
c_mcangle_it 2.341
c_angle_d 1.247
c_scangle_it 2.96
c_bond_d 0.0071
c_mcbond_it 1.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2754
Nucleic Acid Atoms 0
Heterogen Atoms 118
Solvent Atoms 171

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
CNS refinement
CCP4 data scaling version: (SCALA)
CNS phasing