X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 9
Temperature 293.0
Details PEG-400, Magnesium Acetate, Glycine, Hega-10, pH 9.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.84 α = 90
b = 105.62 β = 90
c = 258.63 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-11-03
Diffraction Radiation
Monochromator Protocol
n.a. SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 0.933 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
3.65 20 100.0 0.087 -- -- -- 14459 14455 -3.0 0.0 74.3
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)
3.65 3.85 99.4 0.412 -- 1.8 6.3 2083

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 3.65 7.5 0.0 -3.0 12777 12773 638 100.0 0.297 0.297 0.295 0.329 5 % of reflections were selected in thin resolution shells
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 3.65 3.85 1980 116 -- 0.348 0.399 0.037 100.0
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -33.184
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -16.813
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 49.996
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.022
c_angle_deg 2.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4048
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 7

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
SHELXS phasing
MLPHARE phasing
DM model building
RAVE model building
CNS refinement
CCP4 data scaling version: (SCALA)
DM phasing
RAVE phasing