14.81 The SANSNanodiscs McStas Component
A sample of monodisperse phospholipid bilayer nanodiscs in solution (water).
Identification
Description
A component simulating the scattering from a box-shaped, thin solution (water) of
monodisperse phospholipid bilayer nanodiscs.
Input parameters
Parameters in boldface are required; the others are optional.
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Name |
Unit |
Description |
Default |
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AxisRatio |
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Axis ratio of the bilayer patch. |
1.4 |
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NumberOfLipids |
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Number of lipids per nanodisc. |
130.0 |
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AreaPerLipidHeadgroup |
Å\(^{2}\) |
Area per lipid headgroup - default is
POPC. |
65.0 |
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HeightOfMSP |
Å |
Height of the belt protein - default is
MSP1D1. |
24.0 |
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VolumeOfOneMSP |
Å\(^{3}\) |
Volume of one belt protein - default is
MSP1D1. |
26296.5 |
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VolumeOfHeadgroup |
Å\(^{3}\) |
Volume of one lipid headgroup - default
is POPC. |
319.0 |
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VolumeOfCH2Tail |
Å\(^{3}\) |
Volume of the CH2-chains of one lipid -
default is POPC. |
818.8 |
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VolumeOfCH3Tail |
Å\(^{3}\) |
Volume of the CH3-tails of one lipid -
default is POPC. |
108.6 |
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ScatteringLengthOfOneMSP |
cm |
Scattering length of one belt protein -
default is MSP1D1 in D2O. |
8.8E-10 |
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ScatteringLengthOfHeadgroup |
cm |
Scattering length of one lipid headgroup
- default is POPC in D2O. |
7.05E-12 |
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ScatteringLengthOfCH2Tail |
cm |
Scattering length of the CH2-chains of
one lipid - default is POPC in D2O. |
-1.76E-12 |
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ScatteringLengthOfCH3Tail |
cm |
Scattering length of the CH3-tails of one
lipid - default is POPC in D2O. |
-9.15E-13 |
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Roughness |
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Factor used to smear the interfaces of the
nanodisc. |
5.0 |
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Concentration |
mM |
Concentration of sample. |
0.01 |
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RhoSolvent |
cm/Å\(^{3}\) |
Scattering length density of solvent -
default is D2O. |
6.4e-14 |
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AbsorptionCrosssection |
1/m |
Absorption cross section of the sample. |
0.0 |
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xwidth |
m |
Dimension of component in the
x-direction. |
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yheight |
m |
Dimension of component in the
y-direction. |
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zdepth |
m |
Dimension of component in the
z-direction. |
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SampleToDetectorDistance |
m |
Distance from sample to detector (for
focusing the scattered neutrons). |
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DetectorRadius |
m |
Radius of the detector (for focusing the
scattered neutrons). |
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