X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 290.0
Details 0.4 w/v sodium citrate, 40 mM PIPES , 20 mM MgSO4, 20 mM b-mercaptoethanol , pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 290.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 93.66 α = 90
b = 234.28 β = 90
c = 113.02 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD NOIR-1 -- 2012-01-06
Diffraction Radiation
Monochromator Protocol
sagitally focused Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 4.2.2 1.0 ALS 4.2.2

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
2.3 41.1 99.2 0.066 -- -- 7.3 55577 55132 1.0 1.0 50.7
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)
2.3 2.38 97.4 -- -- -- -- --

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
FOURIER SYNTHESIS 2.3 41.1 -- 0.0 55577 55132 5238 -- 0.2286 0.2286 0.2255 0.2579 random
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.104
c_bond_d 0.006
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.37
Luzzati Sigma A (Observed) 0.42
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.42
Luzzati Sigma A (R-Free Set) 0.47
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4295
Nucleic Acid Atoms 1511
Heterogen Atoms 36
Solvent Atoms 208

Software

Computing
Computing Package Purpose
StructureStudio Data Collection
d*TREK Data Reduction (intensity integration)
d*TREK Data Reduction (data scaling)
CNS Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
CNS model building
StructureStudio data collection