SPATA31E1 encodes the human gene, SPATA31 subfamily E, member 1. It may also be known as: Spermatogenesis-associated protein 31E1; Protein FAM75E1; C9orf79; FAM75E1. The encoded protein has an amino acid length of 1445 and a mass of 157.1 kDa. SPATA31E1 is a member of the SPATA31 family. Homologs of this gene exist in other organisms, including: Rat.