X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 24.0
Details 42-46% MPEG 2K (w/v), 0.1M Na cacodylate pH 7.0, 50mM NaCl, VAPOR DIFFUSION, SITTING DROP, temperature 24K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 98.72 α = 90
b = 69.05 β = 90
c = 36.58 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
2 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2000-01-10
IMAGE PLATE MARRESEARCH -- 2000-01-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 -- SSRL BL9-2
SYNCHROTRON SSRL BEAMLINE BL9-2 -- SSRL BL9-2

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
3 40 98.5 0.058 -- -- 6.5 77124 5309 0.0 0.0 114.0
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)
3.0 3.08 89.8 0.526 -- -- 5.1 --

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
-- 3.0 40.0 0.0 0.0 5278 5278 -- -- -- -- 0.2728 0.4232 --
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1944
Nucleic Acid Atoms 0
Heterogen Atoms 86
Solvent Atoms 0

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
XTALVIEW refinement
CNS refinement version: 0.9
CCP4 data scaling version: (SCALA)