4NF1:
reference: Structures of the N-acetyltransferase domain of Xylella fastidiosaN-acetyl-L-glutamate synthase/kinase with and without a His tag bound to N-acetyl-L-glutamate., Zhao G, Jin Z, Allewell NM, Tuchman M, Shi D, Acta Crystallogr F Struct Biol Commun. 2015 Jan 1;71(Pt 1):86-95. doi:, 10.1107/S2053230X14026788. Epub 2015 Jan 1. PMID: 25615976

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