X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 1.5M LICL2, 10% PEG6000, 100 MM BICINE, PH8.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 160.76 α = 90
b = 160.76 β = 90
c = 54.58 γ = 120
Symmetry
Space Group P 62

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
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
3.4 20 99.6 0.07 -- -- 5.3 -- 11190 -- 3.9 --
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)
3.4 3.58 99.6 0.45 -- 3.9 5.3 --

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 3.4 35.0 -- 0.0 -- 11252 571 99.4 -- 0.277 0.277 0.323 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 3.4 3.61 -- 80 1748 0.448 0.497 0.056 98.9
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 150.0
Anisotropic B[1][1] -26.373
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -26.373
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 52.745
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.01
c_improper_angle_d 0.95
c_dihedral_angle_d 23.7
c_angle_deg 1.61
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.56
Luzzati Sigma A (Observed) 1.17
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.73
Luzzati Sigma A (R-Free Set) 1.53
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3282
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
CNS refinement version: 1.1
PHASER phasing