3S9E:
reference: Binding site and interlobe interactions of the ionotropic glutamate receptor GluK3 ligand binding domain revealed by high resolution crystal structure in complex with (S)-glutamate., Venskutonyte R, Frydenvang K, Gajhede M, Bunch L, Pickering DS, Kastrup JS, J Struct Biol. 2011 Sep 1. PMID: 21907808

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