From: Analysis of substructural variation in families of enzymatic proteins with applications to protein function prediction
Family
EC Class
# Structures
Chymotrypsin
3.4.21.1
57
Trypsin
3.4.21.4
355
Thrombin
3.4.21.5
247
α-lytic protease
3.4.21.12
39
Elastase
3.4.21.36
90
Triacylglycerol lipase
3.1.1.3
107
Subtilisin
3.4.21.62
94