6D8M:
reference: In Crystallo Selection to Establish New RNA Crystal Contacts., Shoffner GM, Wang R, Podell E, Cech TR, Guo F, Structure. 2018 May 28. pii: S0969-2126(18)30169-2. doi:, 10.1016/j.str.2018.05.005. PMID: 29910185

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