X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 298.0
Details Li2SO4, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 132.87 α = 90
b = 52.68 β = 113.9
c = 58.7 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 103
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-04-10
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X8C 0.978803, 0.971349, 0.979018 NSLS X8C

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
1.45 19.9 97.4 0.057 -- -- 1.8 244968 139887 0.0 0.0 14.9
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)
1.45 1.51 98.2 0.282 0.282 2.6 -- --

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
MAD 1.45 20.0 0.0 0.0 -- 61824 6265 93.7 -- -- 0.184 0.195 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 1.45 1.5 5058 569 8566 0.2098 0.2298 -- 86.0
X Ray Diffraction 1.5 1.56 5283 577 -- 0.1938 0.2052 -- 89.0
X Ray Diffraction 1.56 1.63 5451 606 -- 0.1781 0.1926 -- 92.0
X Ray Diffraction 1.63 1.72 5462 655 -- 0.1753 0.1995 -- 93.0
X Ray Diffraction 1.72 1.83 5633 608 -- 0.1781 0.2021 -- 95.0
X Ray Diffraction 1.83 1.97 5684 645 -- 0.1676 0.1838 -- 97.0
X Ray Diffraction 1.97 2.17 5753 682 -- 0.1746 0.1928 -- 98.0
X Ray Diffraction 2.17 2.48 5795 640 -- 0.1785 0.186 -- 98.0
X Ray Diffraction 2.48 3.12 5795 626 -- 0.1869 0.2014 -- 97.0
X Ray Diffraction 3.12 500.0 5645 657 -- 0.1918 0.1927 -- 93.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 17.7
Anisotropic B[1][1] -0.54
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.03
Anisotropic B[2][2] 3.51
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.96
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.2
c_mcangle_it 1.8
c_scbond_it 2.09
c_dihedral_angle_d 19.6
c_bond_d 0.006
c_improper_angle_d 0.82
c_scangle_it 3.12
c_mcbond_it 1.13
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.14
Luzzati Sigma A (Observed) 0.07
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.16
Luzzati Sigma A (R-Free Set) 0.09
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2080
Nucleic Acid Atoms 0
Heterogen Atoms 25
Solvent Atoms 242

Software

Software
Software Name Purpose
SOLVE phasing
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling