PRAF2 encodes the human gene, PRA1 domain family member 2. It may also be known as: PRA1 family protein 2; JM4; PRA1 domain family, member 2. The encoded protein has an amino acid length of 178 and a mass of 19.3 kDa. PRAF2 is a member of the PRA1 family. Homologs of this gene exist in other organisms, including: Mouse.