Recombinant proteins for S100 calcium binding protein A3 are available from various sources. In humans, this protein has a Uniprot ID of P33764 and has an annotated function: 'Binds both calcium and zinc.' This protein is 101 amino acids in length and 11.8 kilodaltons in mass. It has been designated a subcellular localization as: cytoplasmic. This protein is encoded by the gene S100A3. Other names also exist, such as: protein S100-A3. This protein is conserved in other species, including: chimpanzee, guinea pig.