Lecture 16. Lipids and membranes

Wednesday 12 October 2016

Biological membrane composition. Lipid bilayers and their properties. Membrane proteins. Bacteriorhodopsin. Porins. Lipid-linked proteins. The fluid mosaic model.

Reading: VVP4e - Ch.9, pp.255-271.

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Summary

Biological membrane composition

Lipid bilayers and their properties

Membrane proteins

Integral membrane proteins, lipid-linked proteins, and peripheral membrane proteins. Examples of integral membrane proteins: Bacteriorhodopsin and porins.

Membrane structure and assembly

The fluid mosaic model, lateral diffusion, and FRAP experiments.