Progastrin

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

**Definition:** Progastrin (80 aa, ~9 kDa) is encoded by the human GAST gene. This protein is involved in the secretion of digestive factors by the gastrointestinal system. Circulating progastrin is associated with tumorigenesis.

**Synonyms:** - HPG80 - hPG80 - progastrin