| 2C2B: reference: Allosteric threonine synthase. Reorganization of the pyridoxal phosphate site upon asymmetric activation through S-adenosylmethionine binding to a novel site., Mas-Droux C, Biou V, Dumas R, J Biol Chem. 2006 Feb 24;281(8):5188-96. Epub 2005 Nov 29. PMID: 16319072 |
This OCA 
Structure page
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(documentation).