X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 0.1 M TRIS HCL PH 8.0, 0.2 M LICL, 20% W/V PEG 6000, 100 UM NA3 VO4.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.79 α = 90
b = 71.47 β = 90
c = 227.83 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- ADSC -- 2010-02-22
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- 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
1.39 38.42 99.7 0.06 -- -- 5.8 -- 223863 -- 0.0 14.2
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)
1.39 1.43 100.0 0.64 -- 1.7 3.6 --

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
SAD 1.39 38.42 -- 0.0 -- 223750 11275 99.08 -- 0.1586 0.158 0.1713 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 1.39 1.43 -- 822 14665 0.2242 0.2324 -- 99.08
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.57
Anisotropic B[1][1] 0.5412
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.5691
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.028
RMS Deviations
Key Refinement Restraint Deviation
t_omega_torsion 3.66
t_angle_deg 0.99
t_bond_d 0.006
t_other_torsion 13.51
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.142
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8926
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 1706

Software

Software
Software Name Purpose
BUSTER refinement version: 2.11.1
XDS data reduction
SCALA data scaling
SHELXD phasing
SHARP phasing
SOLOMON phasing