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Internal Medicine Commons

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Medical Sciences

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2010

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Full-Text Articles in Internal Medicine

Study Of Polytopic Membrane Protein Topological Organization As A Function Of Membrane Lipid Composition, Mikhail Bogdanov, Philip N Heacock, William Dowhan Jan 2010

Study Of Polytopic Membrane Protein Topological Organization As A Function Of Membrane Lipid Composition, Mikhail Bogdanov, Philip N Heacock, William Dowhan

Faculty and Staff Publications

A protocol is described using lipid mutants and thiol-specific chemical reagents to study lipid-dependent and host-specific membrane protein topogenesis by the substituted-cysteine accessibility method as applied to transmembrane domains (SCAM). SCAM is adapted to follow changes in membrane protein topology as a function of changes in membrane lipid composition. The strategy described can be adapted to any membrane system.