Table 1 Properties of supported lipid bilayers as observed by use of dual polarization interferometry techniques at 20 °C.

From: Helix 8 of the angiotensin- II type 1A receptor interacts with phosphatidylinositol phosphates and modulates membrane insertion

Lipid

Thickness (nm)

Mass (ng/mm2)

Birefringence

DMPC

4.95 ± 0.10

4.98 ± 0.09

0.0206 ± 0.0006

DMPC/DMPS (80:20)

4.79 ± 0.07

4.82 ± 0.07

0.0218 ± 0.0006

DMPC/DMPS/PI(4)P 76:20:4)

4.73 ± 0.21

4.73 ± 0.22

0.0226 ± 0.0009

DMPC/DMPS/PI(4,5)P2 76:20:4)

5.09 ± 0.14

5.12 ± 0.15

0.0229 ± 0.0005

  1. Values are means from 12 observations; the error is given as one standard deviation from the mean.
Back to article page