Provided below are ELISA kits targeting protein phosphatase 6 regulatory subunit 3, a human protein encoded by PPP6R3. This protein is 873 amino acids long, with a mass of 97.7 kDa, and is a member of the SAPS family. 6 isoforms have been identified. This is reported to be a cytoplasmic and nuclear protein. Other alias names for this protein include: serine/threonine-protein phosphatase 6 regulatory subunit 3, SAPS domain family member 3, sporulation-induced transcript 4-associated protein SAPL, C11orf23, SAPL, SAPLa, and SAPS3.