Stimulator of interferon genes
Stimulator of interferon genes (STING), also known as transmembrane protein 173 (TMEM173) and MPYS/MITA/ERIS is a regulator protein that in humans is encoded by the STING1 gene. STING plays an important role in innate immunity.
Source: Wikipedia — Stimulator of interferon genes (CC BY-SA 4.0)