Histamine H2 Receptor

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

**Definition:** Histamine H2 receptor (359 aa, ~40 kDa) is encoded by the human HRH2 gene. This protein is involved in the regulation of gastric acid secretion, gastrointestinal motility, and intestinal secretion.

**Synonyms:** - Gastric Receptor 1 - Gastric Receptor I - H2R - HH2R - HRH2 - Histamine Receptor H2 - Histamine-2 Receptor