6VU1:
reference: Structural basis for transcriptional start site control of HIV-1 RNA fate., Brown JD, Kharytonchyk S, Chaudry I, Iyer AS, Carter H, Becker G, Desai Y, Glang L, Choi SH, Singh K, Lopresti MW, Orellana M, Rodriguez T, Oboh U, Hijji J, Ghinger FG, Stewart K, Francis D, Edwards B, Chen P, Case DA, Telesnitsky A, Summers MF, Science. 2020 Apr 24;368(6489):413-417. doi: 10.1126/science.aaz7959. PMID: 32327595

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