Protease is an enzyme that can catalyze hydrolysis reactions to break down protein molecules into peptides and amino acids. Microorganisms, such as fungi, yeast, and bacteria can produce proteases. One of the bacteria that can produce protease is Bacillus licheniformis TS-17 isolated from the Tanjung Sakti Lahat Hot Springs. The protease produced was a thermostable protease resistant to high te…