... N-acetylornithinetransaminase; GAT, glutamate N-acetyltransferase; AOD, N-acetyl-ornithine deacetylase; OCT, ornithine carbamoyltransferase; ASS,argininosuccinate synthase and ASL, argininosuccinate lyase.Wild ... The pathway of citrulline and arginine biosynthesis. AGS,N-acetylglutamate synthase; AGK, N-acetylglutamate kinase; AGPR,N-acetylglutamate 5-phosphate reductase; AOAT, N-acetylornithinetransaminase; ... which catalysesdeacetylation of N-acetylornithine yielding ornithine and acetate [11]. This linear pathway is regulatedby arginine-induced feedback-inhibition of N-acetyl-glutamate synthase, the...