3REX:
reference: Crystal Structure of the Archaeal Asparagine Synthetase: Interrelation with Aspartyl-tRNA and Asparaginyl-tRNA Synthetases., Blaise M, Frechin M, Olieric V, Charron C, Sauter C, Lorber B, Roy H, Kern D, J Mol Biol. 2011 Sep 23;412(3):437-52. Epub 2011 Jul 28. PMID: 21820443

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