2DX5:
reference: Structural basis of ubiquitin recognition by mammalian Eap45 GLUE domain., Hirano S, Suzuki N, Slagsvold T, Kawasaki M, Trambaiolo D, Kato R, Stenmark H, Wakatsuki S, Nat Struct Mol Biol. 2006 Nov;13(11):1031-2. Epub 2006 Oct 22. PMID: 17057714

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