4O67:
reference: The cytosolic DNA sensor cGAS forms an oligomeric complex with DNA and undergoes switch-like conformational changes in the activation loop., Zhang X, Wu J, Du F, Xu H, Sun L, Chen Z, Brautigam CA, Zhang X, Chen ZJ, Cell Rep. 2014 Feb 13;6(3):421-30. doi: 10.1016/j.celrep.2014.01.003. Epub 2014, Jan 23. PMID: 24462292

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