Anti-H3 clustered histone 13 antibodies are used for the immunodetection of the protein encoded by the H3C13 gene. Other names for this target antigen include histone 2, H3d, histone cluster 2 H3 family member d, histone cluster 2, H3d, and histone H3.2. Gene orthologs have been identified in the mouse, bovine and chimpanzee species.