Cystatin A

**Definition:** A cytastin subtype found at high levels in the SKIN and in BLOOD CELLS. Cystatin A incorporates into the cornified cell envelope of stratified squamous epithelial cells and may play a role in bacteriostatic properties of skin.

**Tree numbers:** - D12.776.215.100

**Synonyms:** - Epidermal SH-Protease Inhibitor - Stefin A