ornithine cycle, urea biosynthesis, urea biosynthetic process
Alternate IDs
GO:0006594, GO:0006871
Definition
The sequence of reactions by which arginine is synthesized from ornithine, then cleaved to yield urea and regenerate ornithine. The overall reaction equation is NH3 + CO2 + aspartate + 3 ATP + 2 H2O = urea + fumarate + 2 ADP + 2 phosphate + AMP + diphosphate.
Source:ISBN:0198506732,
GOC:vw,
GOC:pde