ATP5EP2 is a symbol for the gene, ATP synthase, H+ transporting, mitochondrial F1 complex, epsilon subunit pseudogene 2, in humans. Other names include: ATP synthase subunit epsilon-like protein, mitochondrial. The encoded protein has an amino acid length of 51 and a mass of 5.8 kDa. ATP5EP2 is a member of the Eukaryotic ATPase epsilon family.