PathwayStep2493 PathwayStep2494 'N-acetyl glutamate' positively regulates '2 ATP + NH4+ + HCO3- => 2 ADP + 2 orthophosphate + carbamoyl phosphate [mitochondrial]' 'N-acetyl glutamate' positively regulates 'carbamoyl-phosphate synthase (ammonia) activity of carbamoyl-phosphate synthetase I dimer' 2 ATP + NH4+ + HCO3- => 2 ADP + orthophosphate + carbamoyl phosphate