Lecture 12 - Transduction - Membranes

Lecture 12 - Transduction - Membranes - Membrane Proteins...

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Membrane Proteins Concepts to learn today The interplay between the bilayer hydrophobic – interfacial environment and the protein which dictate the membrane protein fold How membrane proteins provide a solution to the question of how charged and polar molecules traverse bilayers
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General Information Plasma membrane ~40 angstroms thick Consists mainly of lipids and proteins. Addition of makes membrane more rigid. When fragmented, will form vesicles. Acts as a permeability barrier. Selective Permeability provided by…
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Transmembrane Proteins : pass through membrane multiple times as α-helices or β strands. Other Membrane Proteins : do not transverse membrane, but are attached on one side of the membrane by an α- helix or fatty acid. Membrane Proteins Figure 12.1
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The outer surface of membrane proteins have hydrophilic and hydrophobic areas. Can’t be solubilized in aqueous or organic
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This note was uploaded on 01/07/2011 for the course BIBC BIBC 100 taught by Professor Buehler during the Fall '09 term at UCSD.

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Lecture 12 - Transduction - Membranes - Membrane Proteins...

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