X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Details sodium formate, magnesium acetate, HEPES, pH 7, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.1 α = 90
b = 89.1 β = 90
c = 164 γ = 120
Symmetry
Space Group P 64 2 2

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- --
CCD -- -- --
Diffraction Radiation
Monochromator Protocol
-- MAD
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X25 1.140 NSLS X25
SYNCHROTRON APS BEAMLINE 32-ID 0.97957, 0.97941, 0.96859 APS 32-ID

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
1.95 50 99.0 0.041 -- -- -- 52834 52854 -- 0.0 --

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 1.95 50.0 -- 0.0 52834 52834 2642 99.0 -- -- 0.211 0.253 --
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2512
Nucleic Acid Atoms 0
Heterogen Atoms 48
Solvent Atoms 415

Software

Software
Software Name Purpose
CNS refinement
DENZO data reduction
SCALEPACK data scaling
CNS phasing