. "2.3.1.202" . . . "UDP-4-amino-4,6-dideoxy-''N''-acetyl-\u03B2-L-altrosamine ''N''-acetyltransferase" . "UDP-4-amino-4,6-dideoxy-N-acetyl-beta-L-altrosamine N-acetyltransferase" . . . . . "UDP-4-amino-4,6-dideoxy-N-acetyl-beta-L-altrosamine N-acetyltransferase" .