X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 303.0
Details 100 mM magnesium acetate, 100 mM lithium chloride, 50 mM HEPES sodium, pH 7.0, 3% PEG8000, VAPOR DIFFUSION, HANGING DROP, temperature 303K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.8 α = 90
b = 95.83 β = 90
c = 227.3 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2011-11-28
Diffraction Radiation
Monochromator Protocol
double crystal Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 24-ID-C 0.9795 APS 24-ID-C

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
2.87 50 98.5 0.038 -- -- 3.3 -- 42600 -- -- --
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)
2.87 2.94 98.5 0.64 -- 1.7 3.2 --

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
MOLECULAR REPLACEMENT 2.87 48.88 -- -- -- 42600 2262 98.12 -- 0.19806 0.19621 0.23179 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 2.87 2.944 -- 155 2865 0.586 0.646 -- 97.58
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 102.419
Anisotropic B[1][1] -1.35
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.64
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.29
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.012
r_chiral_restr 0.141
r_angle_refined_deg 2.632
r_bond_refined_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 8431
Heterogen Atoms 60
Solvent Atoms 55

Software

Software
Software Name Purpose
ADSC data collection
PHASER phasing
REFMAC refinement version: 5.6.0117
XDS data reduction
XSCALE data scaling