| IPR018056 | Kringle, conserved site | Conserved Site |
| IPR000742 | EGF-like domain | Domain |
| IPR018114 | Serine proteases, trypsin family, histidine active site | Active Site |
| IPR013806 | Kringle-like fold | Homologous Superfamily |
| IPR038178 | Kringle superfamily | Homologous Superfamily |
| IPR009003 | Peptidase S1, PA clan | Homologous Superfamily |
| IPR001314 | Peptidase S1A, chymotrypsin family | Family |
| IPR033116 | Serine proteases, trypsin family, serine active site | Active Site |
| IPR001254 | Serine proteases, trypsin domain | Domain |
| IPR043504 | Peptidase S1, PA clan, chymotrypsin-like fold | Homologous Superfamily |
| IPR050127 | Serine Proteases (Peptidase S1 Family) | Family |
| IPR000001 | Kringle | Domain |
| IPR018056 | Kringle, conserved site | Conserved Site |
| IPR000742 | EGF-like domain | Domain |
| IPR018114 | Serine proteases, trypsin family, histidine active site | Active Site |
| IPR013806 | Kringle-like fold | Homologous Superfamily |
| IPR038178 | Kringle superfamily | Homologous Superfamily |
| IPR009003 | Peptidase S1, PA clan | Homologous Superfamily |
| IPR001314 | Peptidase S1A, chymotrypsin family | Family |
| IPR033116 | Serine proteases, trypsin family, serine active site | Active Site |
| IPR001254 | Serine proteases, trypsin domain | Domain |
| IPR043504 | Peptidase S1, PA clan, chymotrypsin-like fold | Homologous Superfamily |
| IPR050127 | Serine Proteases (Peptidase S1 Family) | Family |
| IPR000001 | Kringle | Domain |