Clone 14A2 has been reported to be a mouse monoclonal antibody specific to the human gene, CALCA, or Calcitonin related polypeptide alpha. Other suppliers describe clone 14A2 to be a mouse monoclonal antibody against human CCR5, or C-C motif chemokine receptor 5 (gene/pseudogene). Indicated applications for antibody clone 14A2 include Western blot and ELISA.