Skip to content
MS

Pathways

56 pathways across 7 categories. Open any one for its full ordered reaction list, regulation table and clinical notes.

Sort A–Z Most steps Code
Reset
PW-018 unreviewed

Urea Cycle

Amino Acid & Nitrogen Metabolism Anabolic (detoxification) 5 steps
NH4+ + HCO3- + aspartate Urea + fumarate

The urea cycle converts toxic ammonia and the amino nitrogen of aspartate into urea, the principal nitrogenous waste product in humans. It is essential during amino-acid catabolis…

Open pathway