DNA polymerase gamma is an alias for the gene, Polymerase (DNA) gamma, catalytic subunit, in humans. Other names include: PEO; MDP1; SCAE; MIRAS; POLG1; POLGA; SANDO; MTDPS4A; MTDPS4B. The encoded protein is an enzyme with an amino acid length of 1239 and a mass of 139.6 kDa. DNA polymerase gamma is a member of the DNA polymerase type-A family. This gene shares homology with other species, including: Mouse.