function:Inhibits papain and cathepsin L but with affinities lower than other cystatins. May play a role in immune regulation through inhibition of a unique target in the hematopoietic system.,similarity:Belongs to the cystatin family.,subunit:Homodimer; disulfide-linked.,tissue specificity:Primarily expressed in peripheral blood cells and spleen.,
Secreted . Cytoplasm .
Primarily expressed in peripheral blood cells and spleen.