X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6
Temperature 278.0
Details 7.5% MPD, 30mM sodium cacodylate, 8mM spermine, 60mM sodium chloride, 10mM Barium chloride, 0.125mM DNA, 0.125M ruthenium complex (1) equilibrated against 35% MPD, VAPOR DIFFUSION, SITTING DROP, temperature 278K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 44.35 α = 90
b = 44.35 β = 90
c = 27.2 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 180
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD OXFORD SAPPHIRE CCD -- 2011-01-14
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SEALED TUBE OXFORD DIFFRACTION ENHANCE ULTRA 1.5418 -- --

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
1.92 31.36 83.1 0.106 -- -- 9.9 -- 1920 0.0 0.0 --
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)
1.92 2.03 24.2 0.424 -- 1.3 1.3 73

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 1.92 14.78 -- -- 1933 1849 84 84.41 0.1733 0.1771 0.17327 0.2647 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 1.922 1.972 22 2 22 0.35 0.266 -- 14.72
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.1356
r_bond_refined_d 0.0128
r_angle_refined_deg 1.9837
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 0
Nucleic Acid Atoms 202
Heterogen Atoms 67
Solvent Atoms 44

Software

Computing
Computing Package Purpose
CrysAlisPro Data Collection
CrysAlisPro Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
Shelxc/d/e Structure Solution
REFMAC 5.5.0110 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0110 refinement
Shelxc/d/e model building
CrysAlisPro data collection