Anti-Protein phosphatase 2A regulatory subunit 4 antibodies can be readily obtained from commercial sources. The Protein phosphatase 2A regulatory subunit 4 protein is a reported synonym for the human gene PTPA, encoding protein phosphatase 2 phosphatase activator. The full-length protein is 40,668 daltons in mass with 4 identified isoforms. This protein is a member of the PTPA-type PPIase family. Visit the antibody supplier page for key details, including validated applications and target specificity.