SSX6 is a symbol for the gene, Synovial sarcoma, X breakpoint 6 (pseudogene), in humans. Other names include: Putative protein SSX6; SSXP2; dJ54B20.1; psiSSX2. The encoded protein has an amino acid length of 188 and a mass of 21.7 kDa. SSX6 is a member of the SSX family.