Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables nicotinamide-nucleotide adenylyltransferase activity. Acts upstream of or within NAD biosynthetic process and response to wounding. Located in mitochondrion. Is expressed in several structures, including alimentary system; hemolymphoid system; liver; retina; and urinary system. Orthologous to human NMNAT3 (nicotinamide nucleotide adenylyltransferase 3).