Signalway Antibody LLC's Angiotensin II Type 1 Receptor Rabbit mAb monoclonal antibody. The Angiotensin II Type 1 Receptor Rabbit mAb Antibody was generated using AGTR1 as the antigen. It reacts with Homo Sapiens, Human, Mouse, and Rat. This antibody has been shown to work in applications such as: Western Blot.