X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 6.5
Temperature 298.0
Details 20% Polyethyleneglycol 1500, 50 mM CaCl2, 150 mM sodium 4-touene sulfonate, pH 6.5, vapor diffusion, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 129.63 α = 90
b = 129.63 β = 90
c = 68.42 γ = 90
Symmetry
Space Group P 42 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE FUJI -- 1993-08-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A -- Photon Factory BL-6A

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
2.3 100 -- -- -- -- -- -- 35046 -- -- 18.2

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
-- 2.3 91.66 -- 2.0 -- 23268 2336 87.9 -- 0.213 0.213 0.281 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 2.3 2.44 -- 289 2480 0.321 0.351 0.021 63.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 42.7
Anisotropic B[1][1] -12.33
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -12.33
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 24.67
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 23.5
c_bond_d 0.008
c_improper_angle_d 0.85
c_angle_deg 1.4
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Luzzati Sigma A (Observed) 0.43
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.39
Luzzati Sigma A (R-Free Set) 0.49
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3908
Nucleic Acid Atoms 0
Heterogen Atoms 30
Solvent Atoms 138

Software

Software
Software Name Purpose
CNS refinement
WEIS data reduction
WEIS data scaling
CNS phasing