6CC4:
reference: Structure and mutagenic analysis of the lipid II flippase MurJ from Escherichia coli., Zheng S, Sham LT, Rubino FA, Brock KP, Robins WP, Mekalanos JJ, Marks DS, Bernhardt TG, Kruse AC, Proc Natl Acad Sci U S A. 2018 Jun 11. pii: 1802192115. doi:, 10.1073/pnas.1802192115. PMID: 29891673

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