Anti-KRTAP19-4 antibodies are used in the immunodetection of the protein keratin associated protein 19-4. In humans, the canonical protein has a reported length of 84 amino acid residues and a mass of 9.1 kDa. It is a member of the KRTAP type 19 protein family. Immunocytochemistry is the most common application for the KRTAP19-4 antibodies listed below. Immunofluorescence and Immunohistochemistry are also common applications.