Clone OTI4G4 has been reported to be a mouse monoclonal antibody specific to the human gene, GARS, or Glycyl-tRNA synthetase. Other suppliers describe clone OTI4G4 to be a mouse monoclonal antibody against human GBA, or glucosylceramidase beta. Indicated applications for antibody clone OTI4G4 include Western blot, immunohistochemistry, immunofluorescence, and immunocytochemistry.