Clone 9F2 has been reported to be a mouse monoclonal antibody specific to the human gene, CTNNB1, or Catenin beta 1. Other suppliers describe clone 9F2 to be a mouse monoclonal antibody against human ERN1, or endoplasmic reticulum to nucleus signaling 1. Indicated applications for antibody clone 9F2 include Western blot, immunohistochemistry, flow cytometry, immunofluorescence, ELISA, immunocytochemistry, and immunoprecipitation.