7BW4:
reference: Structural and Biochemical Characterization of the nsp12-nsp7-nsp8 Core Polymerase Complex from SARS-CoV-2., Peng Q, Peng R, Yuan B, Zhao J, Wang M, Wang X, Wang Q, Sun Y, Fan Z, Qi J, Gao GF, Shi Y, Cell Rep. 2020 Jun 16;31(11):107774. doi: 10.1016/j.celrep.2020.107774. Epub 2020, May 30. PMID: 32531208

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