2GIF: Asymmetric Structure Of Trimeric Acrb From Escherichia Coli
reference: Structural asymmetry of AcrB trimer suggests a peristaltic pump mechanism., Seeger MA, Schiefner A, Eicher T, Verrey F, Diederichs K, Pos KM, Science. 2006 Sep 1;313(5791):1295-8. PMID: 16946072

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