A number of ELISA Kits are available that target chromobox homolog 2, an alias of the protein, chromobox 2. The human protein is encoded by the gene CBX2. The protein's cellular localization is indicated to be nuclear. Additional synonyms or past names for this protein may include: CDCA6, M33, SRXY5. Homology is conserved in other species, such as Mouse, Rat, Zebrafish, Frog, Chicken.