>tr|A0A086VCH4|A0A086VCH4_ECOLX Nitrogen assimilation transcriptional regulator OS=Escherichia coli GN=nac MNFRRLKYFVKIVDIGSLTQAAEVLHIAQPALSQQVATLEGELNQQLLIRTKRGVTPTDA GKILYTHARAILRQCEQAQLAVHNVGQALSGQVSIGFAPGTAASSITMPLLQAVRAEFPE IVIYLHENSGAVLNEKLINHQLDMAVIYEHSPVAGVSSQALLKEDLFLVGTQDCPGQSVD VNAIAQMNLFLPSDYSAIRLRVDEAFSLRRLTAKVIGEIESIATLTAAIASGMGVAVLPE SAARSLCGAVNGWMSRITTPSMSLSLSLNLPARANLSPQAQAVKELLMSVISSPVMEKRQ WQLVS