Description: Not yet clear. It is known to be expressed in a variety of tissues and it seems to be able to bind to cells, membranes and hydrophobic proteins. It has been associated with programmed cell death. (www.uniprot.org) Produced in E.coli, containing 215 amino acid residues of the APO-J Rat and 25 additional amino acid residues - His-Tag, T7-Tag.