3.2.1.31	beta-glucuronidase	bronchoalveolar lavage fluid	-	739626	
3.4.17.12	carboxypeptidase M	bronchoalveolar lavage fluid	-	697395	
3.4.17.23	angiotensin-converting enzyme 2	bronchoalveolar lavage fluid	-	707074	
3.4.21.35	tissue kallikrein	bronchoalveolar lavage fluid	-	698292, 707431, 752446	
3.4.21.37	leukocyte elastase	bronchoalveolar lavage fluid	-	701150	
3.4.21.78	granzyme A	bronchoalveolar lavage fluid	BALF	-, 752445	
3.4.21.78	granzyme A	bronchoalveolar lavage fluid	BALF, from community-acquired pneumonia (CAP) patients from the Streptococcus pneumoniae serotype 3-infected and contralateral uninfected side and in lung tissue slides from CAP patients and controls. In CAP patients, GzmA levels are increased in BALF obtained from the infected lung, expression analysis, overview	752445	
3.4.21.B4	granzyme K	bronchoalveolar lavage fluid	from patients with allergic asthma (before and after segmental allergen challenge), and in patients with mild chronic obstructive pulmonary disease (COPD), pneumonia and in healthy controls. Expression of granzyme K is upregulated in acute airway inflammation, both in infectious and non-infectious diseases	695180	
3.4.22.1	cathepsin B	bronchoalveolar lavage fluid	contains the inactive zymogen	678509	
3.4.22.1	cathepsin B	bronchoalveolar lavage fluid	from patients with alpha1-antitrypsin deficiency, pneumonia and healthy individuals	701273	
3.4.22.16	cathepsin H	bronchoalveolar lavage fluid	-	678509, 679675	
3.4.22.43	cathepsin V	bronchoalveolar lavage fluid	from healthy subjects and Besnier-Boeck-Schaumann (BBS) disease patients, the latter show decreased cathepsin V concentrations, while contents of endostatin, an inhibitor of lung epithelial cells, are increased	752418	
3.4.24.22	stromelysin 2	bronchoalveolar lavage fluid	-	-, 754327	
3.4.24.34	neutrophil collagenase	bronchoalveolar lavage fluid	elevated MMP-8 is a marker of acute lung inflammation, and perhaps a contributor to acute lung injury, but is not necessarily an indicator of a poor outcome	668885	
3.4.24.35	gelatinase B	bronchoalveolar lavage fluid	-	699345, 710695