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 APS BEAMLINE 32-ID 0.97957, 0.97941, 0.96859 APS 32-ID
SYNCHROTRON NSLS BEAMLINE X25 1.140 NSLS X25

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

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
CNS model building