Tags: Enzyme.
Subtilisin is a non-specific protease (a protein-digesting enzyme) initially obtained from Bacillus subtilis.Subtilisins belong to subtilases a group of serine proteases that initiate the nucleophilic attack on the peptide (amide) bond through a serine residue at the active site. Subtilisins typically have molecular weights of about 20000 to 45000 dalton.