AQP-CD, WCH-CD, Aquaporin-2, AQP-2, ADH water channel, Aquaporin-CD, Collecting duct water channel protein, Water channel protein for renal collecting duct, AQP2
Forms a water-specific channel that provides the plasma membranes of renal collecting duct with high permeability to water, thereby permitting water to move in the direction of an osmotic gradient.