1YDX:
reference: Crystal Structure of a Putative Type I Restriction-Modification S Subunit from Mycoplasma genitalium., Calisto BM, Pich OQ, Pinol J, Fita I, Querol E, Carpena X, J Mol Biol 2005 Aug 26;351(4):749-62. PMID: 16038930

This OCA Structure page
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