epy:EpC_23790 no KO assigned | (GenBank) yohD; conserved uncharacterized protein YohD epy:EpC_03780 K00609 aspartate carbamoyltransferase catalytic subunit [EC:2.1.3.2] | (GenBank) pyrB; Aspartate transcarbamylase catalytic subunit PyrB epy:EpC_03790 K00611 ornithine carbamoyltransferase [EC:2.1.3.3] | (GenBank) argI; Ornithine carbamoyltransferase