NME/NM23 nucleoside diphosphate kinase 3 is a human gene encoded by the symbol, NME3. It may also be known as: Nucleoside diphosphate kinase 3; NDK 3; NDP kinase 3; DR-nm23; Nucleoside diphosphate kinase C; NDPKC; nm23-H3; NDPK-C; NM23H3; c371H6.2. The encoded protein is an enzyme with an amino acid length of 169 and a mass of 19.0 kDa. Other isoforms may exist. NME/NM23 nucleoside diphosphate kinase 3 is a member of the NDK family. Homologs of this gene exist in other organisms, including: Mouse, Rat, Zebrafish, Frog, Chicken.