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Unformatted text preview: adhere only temporarily to the biological membrane with which they are associated o Lipid-anchored proteins: covalently attached fatty acid such as palmitate or myristate serves to anchor them to either face of the cell membrane o Unsaturation: regulates membrane fluidity, in conjunction with cholesterol, more unsaturation = more fluidity o Cholesterol: regulates membrane fluidity, in conjunction with unsaturation, cell membrane component, serves to keep membranes fluid at low temperatures, yet reduces fluidity at high temperatures o Arachidonic acid: unsaturated, forms leukotrienes when catalyzed by lipoxygenase...
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- Spring '11