2ES5:
reference: Shape-specific recognition in the structure of the Vts1p SAM domain with RNA., Oberstrass FC, Lee A, Stefl R, Janis M, Chanfreau G, Allain FH, Nat Struct Mol Biol. 2006 Feb;13(2):160-7. Epub 2006 Jan 22. PMID: 16429156

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