There are a number of ELISA Kits available for the measurement of homeo box A2, another term for the human protein, homeobox A2. Other synonyms may include: homeobox protein Hox-A2, homeobox protein Hox-1K, HOX1K, and MCOHI. It is encoded by the HOXA2 gene to yield a protein 376 amino acids in length and 41 kDa in size. The protein is categorized into the Antp homeobox family, Proboscipedia subfamily. Versions of homeo box A2 are present in other organisms, including: Mouse, Rat, Zebrafish, Frog, Chicken.