6H2X:
reference: A folded conformation of MukBEF and cohesin., Burmann F, Lee BG, Than T, Sinn L, O'Reilly FJ, Yatskevich S, Rappsilber J, Hu B, Nasmyth K, Lowe J, Nat Struct Mol Biol. 2019 Mar;26(3):227-236. doi: 10.1038/s41594-019-0196-z. Epub, 2019 Mar 4. PMID: 30833788

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