Clone OTI5E1 has been reported to be a mouse monoclonal antibody specific to the human gene, MAPK6, or Mitogen-activated protein kinase 6. Other suppliers describe clone OTI5E1 to be a mouse monoclonal antibody against human PKMYT1, or protein kinase, membrane associated tyrosine/threonine 1. Indicated applications for antibody clone OTI5E1 include Western blot, immunofluorescence, and immunocytochemistry.