Clone OTI4E11 has been reported to be a mouse monoclonal antibody specific to the human gene, PBDC1, or Polysaccharide biosynthesis domain containing 1. Other suppliers describe clone OTI4E11 to be a mouse monoclonal antibody against human BACH1, or BTB domain and CNC homolog 1. Indicated applications for antibody clone OTI4E11 include Western blot, immunohistochemistry, and flow cytometry.