2D1F:
reference: Structural, biochemical, and in vivo investigations of the threonine synthase from Mycobacterium tuberculosis., Covarrubias AS, Hogbom M, Bergfors T, Carroll P, Mannerstedt K, Oscarson S, Parish T, Jones TA, Mowbray SL, J Mol Biol. 2008 Sep 5;381(3):622-33. Epub 2008 Jun 10. PMID: 18621388

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