3HJ4:
reference: Structure of the Mitochondrial Editosome-Like Complex Associated TUTase 1 Reveals Divergent Mechanisms of UTP Selection and Domain Organization., Stagno J, Aphasizheva I, Bruystens J, Luecke H, Aphasizhev R, J Mol Biol. 2010 Apr 18. PMID: 20403364

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