X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.5
Temperature 189.0
Details sodium acetate, lithium sulphate, NaH2PO4/K2HPO4, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 189K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 82.7 α = 90
b = 82.7 β = 90
c = 69.9 γ = 120
Symmetry
Space Group P 63

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2002-06-15
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 0.9796, 0.9798, 0.9393 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
2.8 70 99.7 0.066 -- -- 3.7 -- 6684 2.6 -- 105.0
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)
2.8 2.95 99.7 0.399 -- 2.6 3.6 --

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
MAD 2.8 20.0 -- 2.6 6768 5495 294 -- 0.2485 0.2484 0.2483 0.2833 random
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -11.609
Anisotropic B[1][2] -29.295
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -11.609
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 23.219
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1006
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
SHARP phasing
CNS refinement
CCP4 data scaling version: (SCALA)