2J9D:
reference: Structure of GlnK1 with bound effectors indicates regulatory mechanism for ammonia uptake., Yildiz O, Kalthoff C, Raunser S, Kuhlbrandt W, EMBO J. 2007 Jan 24;26(2):589-99. Epub 2007 Jan 4. PMID: 17203075

This OCA Structure page
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