Presenilin-1

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

**Definition:** Presenilin-1 (467 aa, ~53 kDa) is encoded by the human PSEN1 gene. This protein plays a role in the mediation of proteolysis.

**Synonyms:** - EC 3.4.23.- - PS-1 - PSEN1 - Presenilin 1 - Protein S182