X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 2-3% PEG4000, 100MM HEPES PH 7.5-8.0, 30% GLYCEROL. E1 PROTEIN WAS SOAKED WITH 25MM OF GALACTOSE 3-SULFATE (GAL3S, HEAD GROUP OF SULFATIDE) DURING ONE WEEK.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.68 α = 90
b = 126.55 β = 90
c = 130.02 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
PIXEL PSI PILATUS 6M DYNAMICALLY BENDABLE 2008-05-23
Diffraction Radiation
Monochromator Protocol
DOUBLE-CRYSTAL FIXED-EXIT SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X06SA -- SLS X06SA

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
2.18 45.34 99.1 0.11 -- -- 12.4 -- 104002 -- 2.0 32.0
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)
2.18 2.3 97.4 0.5 -- 3.4 6.8 --

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
MOLECULAR REPLACEMENT 2.18 20.0 -- 0.0 -- 103791 5179 98.94 -- 0.1786 0.1779 0.1934 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.18 2.24 -- 360 6970 0.2117 0.2259 -- 98.94
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.92
Anisotropic B[1][1] -0.3616
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.1819
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.5435
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9717
Nucleic Acid Atoms 0
Heterogen Atoms 165
Solvent Atoms 1151

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
BUSTER 2.11.2 Structure Refinement
Software
Software Name Purpose
BUSTER version: 2.11.2 refinement
PHASER model building