Anti-Alpha smooth muscle Actin antibodies can be readily obtained from commercial sources. The Alpha smooth muscle Actin protein is a reported synonym for the human gene ACTA2, encoding actin alpha 2, smooth muscle. The full-length protein is 42,009 daltons in mass and has been noted to be cytoplasmic. This protein is a member of the Actin family. Visit the antibody supplier page for key details, including validated applications and target specificity.