Here are recombinant proteins for SIVA1, the approved symbol for the human gene, 'SIVA1 apoptosis inducing factor'. With a Uniprot ID of O15304, this protein is listed as having 175 residues in length and a mass of 18.7 kDa. Up to 2 isoforms are reported. The following protein function has been assigned: 'Induces CD27-mediated apoptosis.' A subcellular localization as 'cytoplasmic, nuclear' is noted. Orthologs are reported in these species: mouse, rat. SIVA1 may also be known by other designations: 'apoptosis regulatory protein Siva, CD27-binding (Siva) protein'.