glutamate acetyltransferase

glu·ta·mate a·ce·tyl·trans·fer·ase

1. an enzyme that catalyzes the transfer of an acetyl group from N2-acetylornithine to l-glutamate, forming l-ornithine and N-acetyl-l-glutamate, an activator of the urea cycle; 2. an enzyme that catalyzes the transfer of an acetyl group from acetyl-CoA to l-glutamate to form coenzyme A and N-acetyl-l-glutamate, which is an activator of the urea cycle. Synonym(s): ornithine acetyltransferase