1W94:
reference: Crystal structure of Mil (Mth680): internal duplication and similarity between the Imp4/Brix domain and the anticodon-binding domain of class IIa aminoacyl-tRNA synthetases., Ng CL, Waterman D, Koonin EV, Antson AA, Ortiz-Lombardia M, EMBO Rep. 2005 Feb;6(2):140-6. PMID: 15654320

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