Based on a report in 2020 [3], there are several drugs that have been identified from animal toxins, such as captopril, enalapril (ACE inhibitors; Jararaca pit viper; US drug administration 2020), exenatide (type 2 diabetes mellitus; Gila monster lizard; US drug administration 2020), Tirofiban (acute coronary syndrome; saw-scaled viper; US drug administration 2020), etc. The gene discussed is ACE; the disease is type 2 diabetes mellitus.