Endothelin-1

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

**Definition:** Endothelin-1 (212 aa, ~24 kDa) is encoded by the human EDN1 gene. This protein is involved in vasoconstriction.

**Synonyms:** - EDN1 - ET-1 - Endothelin 1 - PPET1 - Preproendothelin 1 - Preproendothelin-1