Definition: A PERTUSSIS TOXIN-sensitive GTP-binding protein alpha subunit. It couples with a variety of CELL SURFACE RECEPTORS, has been implicated in INTERLEUKIN-12 production, and may play a role in INFLAMMATORY BOWEL DISEASES.
Other names Gi2 alpha Protein; GTP Binding Protein alpha Subunit, Gi2; Gi2-alpha Protein; Galphai2 Protein; Galpha(i2) Protein; G Protein Subunit alpha I2