1.4.3.13	protein-lysine 6-oxidase	cardiovascular system	-	
1.6.3.1	NAD(P)H oxidase (H2O2-forming)	cardiovascular system	-	
3.4.15.1	peptidyl-dipeptidase A	cardiovascular system	-	
3.4.21.35	tissue kallikrein	cardiovascular system	-