<kon< (M-1s-1) <koff< (s-1)
 Beta-lactamase Kon: 12 Koff: 12
 Caspase-1 Kon: 16
 Prolyl endopeptidase Kon: 5 Koff: 6
 Renin Kon: 8 Koff: 8
 thrombin Kon: 7