X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Cubic Lipid Phase
pH 5.6
Temperature 295.0
Details MO:WATER:PHOSPHATE, pH 5.6, Cubic lipid phase, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.63 α = 90
b = 60.63 β = 90
c = 108.16 γ = 120
Symmetry
Space Group P 63

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
2 100
3 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MAR-CCD -- 2000-03-27
CCD MAR-CCD -- 2000-02-17
CCD ADSC QUANTUM -- 2000-01-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL41XU -- SPRING-8 BL41XU
SYNCHROTRON ESRF BEAMLINE ID13 -- ESRF ID13
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
1.8 25 99.5 0.082 -- -- 10.0 214773 21451 0.0 0.0 --
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)
1.8 1.83 95.1 0.446 -- 3.3 -- --

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
-- 1.8 12.0 0.0 0.0 20778 20778 1039 99.5 -- -- 0.142 0.203 5% of the data was omitted via thin-resolution shell selection
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 0.024
s_bond_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1720
Nucleic Acid Atoms 0
Heterogen Atoms 330
Solvent Atoms 25

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement