BEND9 is an alias for the gene, NACC family member 2, BEN and BTB (POZ) domain containing, in humans. Other names include: Nucleus accumbens-associated protein 2; NAC-2; BTB/POZ domain-containing protein 14A; Repressor with BTB domain and BEN domain; BEN domain containing 9; BTBD14; BTBD14A; BTBD31; RBB. The encoded protein has an amino acid length of 587 and a mass of 62.8 kDa. Other isoforms may exist. This gene shares homology with other species, including: Mouse, Rat, Frog.