2CWW:
reference: Structures of a putative RNA 5-methyluridine methyltransferase, Thermus thermophilus TTHA1280, and its complex with S-adenosyl-L-homocysteine., Pioszak AA, Murayama K, Nakagawa N, Ebihara A, Kuramitsu S, Shirouzu M, Yokoyama S, Acta Crystallograph Sect F Struct Biol Cryst Commun. 2005 Oct 1;61(Pt, 10):867-74. Epub 2005 Sep 30. PMID: 16511182

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