GCA_000012465.1 PMN2A_1555 definition nicotinate-nucleotide pyrophosphorylase [carboxylating] GCA_000012465.1 PMN2A_0047 definition UDP-N-acetylglucosamine pyrophosphorylase / glucosamine-1-phosphate N-acetyltransferase GCA_000012465.1 PMN2A_0840 definition thiamine-phosphate pyrophosphorylase