Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
| A | 0005576 | cellular_component | extracellular region |
| A | 0035821 | biological_process | modulation of process of another organism |
| A | 0090729 | molecular_function | toxin activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | binding site for residue PGO A 101 |
| Chain | Residue |
| A | LYS10 |
| A | GLY12 |
| A | PRO13 |
| A | PRO13 |
| A | LYS39 |
| A | HOH220 |
| A | HOH235 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | binding site for residue CL A 102 |
| Chain | Residue |
| A | ARG52 |
| A | LYS29 |
| A | CYS30 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | binding site for residue CL A 103 |
| Chain | Residue |
| A | GLU49 |
| A | ARG52 |
| A | ARG53 |
Functional Information from PROSITE/UniProt
| site_id | PS00280 |
| Number of Residues | 19 |
| Details | BPTI_KUNITZ_1 Pancreatic trypsin inhibitor (Kunitz) family signature. FtyGGCkgnanrFstlekC |
| Chain | Residue | Details |
| A | PHE33-CYS51 | |
