Provided below are ELISA kits targeting protein phosphatase 1 regulatory subunit 16B, a human protein encoded by PPP1R16B. This protein is 567 amino acids long with a reported mass of 63.6 kDa. 2 isoforms have been identified. This is reported to be a nuclear and membrane protein. Other alias names for this protein include: protein phosphatase 1 regulatory inhibitor subunit 16B, CAAX box protein TIMAP, TGF-beta-inhibited membrane-associated protein, ankyrin repeat domain protein 4, hTIMAP, protein phosphatase 1 regulatory (inhibitor) subunit 16B, and ANKRD4.