>4P3K_1|Chain A|Ancestral PyrR protein (Plum)|synthetic construct (32630) GSQEKAVVLDEQAIRRALTRIAHEIIERNKGVDNCVLVGIKTRGIYLAKRLAERIEQIEGKPVPVGEIDITLYRDDLTVTSNKEPLVKGTDIPVDITDKKVILVDDVLYTGRTVRAGMDALMDLGRPSQIQLAVLVDRGHRELPIRADYVGKNVPTSKSERIVVQLSEVDGQDRVSIYEK