2OBX:
reference: Structural and Kinetic Properties of Lumazine Synthase Isoenzymes in the Order Rhizobiales., Klinke S, Zylberman V, Bonomi HR, Haase I, Guimaraes BG, Braden BC, Bacher A, Fischer M, Goldbaum FA, J Mol Biol. 2007 Aug 21;. PMID: 17854827

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