2.3.1.1 acetyl-CoA + L-glutamate - 2.3.1.1 acetyl-CoA + L-glutamate enzyme activates carbamoyl-phosphate synthase ammonia in small intestine mucosa, to allow citrulline synthesis in the tissue 2.3.1.1 acetyl-CoA + L-glutamate enzyme catalyzes the first step in arginine biosynthesis 2.3.1.1 acetyl-CoA + L-glutamate first enzyme in urea cycle 2.3.1.1 acetyl-CoA + L-glutamate indispensible enzyme of arginine biosynthesis 2.3.1.1 acetyl-CoA + L-glutamate enzyme catalyzes the first step in the biosynthesis of arginine 2.3.1.1 acetyl-CoA + L-glutamate initial step of the L-arginine biosynthesis, pathway overview 2.3.1.1 acetyl-CoA + L-glutamate the product N-acetyl-L-glutamate serves as an allosteric activator of carbamoylphosphate synthetase 1, the first enzyme of the urea cycle. Autosomal recessive inherited NAGS deficiency leads to severe neonatal or late-onset hyperammonemia 2.3.1.1 acetyl-CoA + L-glutamate NAGS is the first enzyme of arginine biosynthesis, microbial arginine biosynthesis pathway, overview. Arginine is an allosteric inhibitor of microbial NAGS, arginine is also an inhibitor of plant NAGS, a partial inhibitor of fish NAGS, but an allosteric activator of mammalian NAGS 2.3.1.1 acetyl-CoA + L-glutamate ability of protein Cg3035 to acetylate L-glutamate in vitro and in vivo