The bombesin receptors are a group of G-protein coupled receptors which bind bombesin.
Three bombesin receptors are currently known:
BB1, previously known as Neuromedin B receptor NMBR
BB2, previously known as Gastrin-releasing peptide receptor GRPR
BB3, previously known as Bombesin-like receptor 3 BRS3
- "Bombesin Receptors". IUPHAR Database of Receptors and Ion Channels. International Union of Basic and Clinical Pharmacology.