2NBA:
reference: A Comparative Structure/Function Analysis of Two Type IV Pilin DNA Receptors Defines a Novel Mode of DNA Binding., Berry JL, Xu Y, Ward PN, Lea SM, Matthews SJ, Pelicic V, Structure. 2016 May 3. pii: S0969-2126(16)30037-5. doi:, 10.1016/j.str.2016.04.001. PMID: 27161979

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