1LLZ:
reference: Structural studies on the synchronization of catalytic centers in glutamate synthase., van den Heuvel RH, Ferrari D, Bossi RT, Ravasio S, Curti B, Vanoni MA, Florencio FJ, Mattevi A, J Biol Chem 2002 Jul 5;277(27):24579-83. Epub 2002 Apr 19. PMID: 11967268

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