3.4.21.26	alpa2-antiplasmin + H2O	not a robust substrate in vitro, the enzyme cleaves after Pro12 in the T9S10G11P12-N13 Q14E15Q16E17 sequence	
3.4.21.26	alpha-melanocyte-stimulating hormone + H2O	-	
3.4.21.26	alpha-synuclein + H2O	-	
3.4.21.26	alpha-synulein + H2O	the enzyme binds to alpha-synuclein and enhances its dimerization	
3.4.21.26	angiotensin I + H2O	-	
3.4.21.26	angiotensin II + H2O	-	
3.4.21.26	arginine-vasopressin + H2O	-	
3.4.21.26	beta-amyloid + H2O	-	
3.4.21.26	beta-endorphin + H2O	-	
3.4.21.26	bradykinin + H2O	-