Cystatin-D

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Cystatin-D (142 aa, ~16 kDa) is encoded by the human CST5 gene. This protein is involved in the inhibition of cathepsin-mediated proteolysis.

**Synonyms:** - CST5 - Cystatin 5 - Cystatin D - Cystatin-5