SS18Protein SSXT is a protein that in humans is encoded by the SS18 gene.FunctionSS18 is a member of the human SWI/SNF chromatin remodeling complex.Clinical significanceSS18 is involved in a chromosomal translocation commonly found in synovial sarcoma.InteractionsSS18 has been shown to interact with: EP300, MLLT10, SMARCA2, and SMARCB1.