X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details AMMONIUM SULFATE 1.5M, SODIUM CACODYLATE 0.1M PH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 133.22 α = 90
b = 133.22 β = 90
c = 93.86 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2001-06-25
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32

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
1.51 23.9 99.4 0.046 -- -- 4.8 -- 131717 -- 2.5 19.9
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)
1.51 1.59 96.0 0.17 -- 4.9 4.6 --

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
MOLECULAR REPLACEMENT 1.51 23.92 -- -- -- 131390 5238 99.6 -- 0.17 0.163 0.184 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.9
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4010
Nucleic Acid Atoms 0
Heterogen Atoms 83
Solvent Atoms 733

Software

Software
Software Name Purpose
REFMAC refinement
MOSFLM data reduction
SCALA data scaling
AMoRE phasing