X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.4M K,NA TARTRATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 32.09 α = 90
b = 32.09 β = 90
c = 14.67 γ = 120
Symmetry
Space Group P 65

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 150
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD BRUKER AXS -- 2000-07-15
Diffraction Radiation
Monochromator Protocol
SILICON 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS -- SRS --

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
0.75 10.91 97.9 -- 0.0612 -- 5.99 -- 21312 -- -3.0 --
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)
0.75 0.87 96.3 -- 0.2635 2.07 3.3 --

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
DIRECT METHODS 0.75 10.91 -- 0.5 133616 -- -- 97.9 -- 0.127 -- -- --
Coordinate Error
Parameter Value
Number Disordered Residues 5.0
Occupancy Sum Hydrogen 78.0
Occupancy Sum Non Hydrogen 102.71
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 91
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 27

Software

Software
Software Name Purpose
SHELXL-97 refinement
SAINT data reduction
SADABS data scaling
SHELX phasing