. "Differs from EC 2.1.3.3." . "This enzyme replaces EC 2.1.3.3 in the canonic arginine biosynthetic pathway of several eubacteria and has no catalytic activity with L-ornithine as substrate." . . . "N-acetylornithine carbamoyltransferase" . "AOTC" . "N-acetylornithine transcarbamylase" . "Acetylornithine transcarbamylase" . "Carbamoyl phosphate + N(2)-acetyl-L-ornithine = phosphate + N-acetyl-L-citrulline." . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .