Anti-C19orf45 antibodies are protein reagents that detect specific antigens. The C19orf45 antigen is another term for the human protein stabilizer of axonemal microtubules 5, encoded by the SAXO5 gene. Canonically, it has an amino acid length of 505 residues and a mass of 57.3 kilodaltons. and it is reported to be highly expressed in the testis.