Lysosomal Protective Protein

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

**Definition:** Lysosomal protective protein (480 aa, ~54 kDa) is encoded by the human CTSA gene. This protein is involved in deamidase, esterase and carboxypeptidase activities in the lysosome.

**Synonyms:** - Beta-Galactosidase Protective Protein - CTSA - Carboxypeptidase C - Carboxypeptidase L - Carboxypeptidase Y-Like Kininase - Carboxypeptidase-L - Cathepsin A - EC 3.4.16.5 - Lysosomal Carboxypeptidase A - PPCA - Protective Protein Cathepsin A - Protective Protein for Beta-Galactosidase - Urinary Kininase