6AF0:
reference: Transcriptional elongation factor Paf1 core complex adopts a spirally wrapped solenoidal topology., Deng P, Zhou Y, Jiang J, Li H, Tian W, Cao Y, Qin Y, Kim J, Roeder RG, Patel DJ, Wang Z, Proc Natl Acad Sci U S A. 2018 Oct 2;115(40):9998-10003. doi:, 10.1073/pnas.1812256115. Epub 2018 Sep 17. PMID: 30224485

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