3.4.21.50	lysyl endopeptidase	Pseudomonas aeruginosa lysine -specific protease	-	
3.4.24.26	pseudolysin	Pseudomonas aeruginosa elastase, Pseudomonas aeruginosa neutral metalloproteinase, Pseudomonas aeruginosa small protease	-	
3.4.24.40	serralysin	Pseudomonas aeruginosa alk. protease, Pseudomonas aeruginosa alkaline protease, Pseudomonas aeruginosa alkaline proteinase	-