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OBSOLETE. Enables the transfer of lipopolysaccharide from the inside of the cell to the outside of the cell across a membrane. A lipopolysaccharide is any of a group of related, structurally complex components of the outer membrane of Gram-negative bacteria. Lipopolysaccharides consist three covalently linked regions, lipid A, core oligosaccharide, and an O side chain. Lipid A is responsible for the toxicity of the lipopolysaccharide. [GOC:mtg_transport, ISBN:0815340729]
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