ALPK2 is a symbol for the gene, Alpha kinase 2, in humans. Other names include: Alpha-protein kinase 2; Heart alpha-protein kinase; Alpha-protein kinase 2 ; heart alpha-kinase; HAK; alpha-kinase 2. The encoded protein is an enzyme with an amino acid length of 2170 and a mass of 237.0 kDa. Other isoforms may exist. ALPK2 is a member of the Protein kinase superfamily, Alpha-type protein kinase family, ALPK subfamily. This gene shares homology with other species, including: Mouse, Rat, Zebrafish, Frog, Chicken.