glutamate N-acetyltransferase; ornithine transacetylase; alpha-N-acetyl-L-ornithine:L-glutamate N-acetyltransferase; acetylglutamate synthetase; acetylglutamate-acetylornithine transacetylase; acetylglutamic synthetase; acetylglutamic-acetylornithin • • •