Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
| B | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
| C | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
| D | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
| E | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 200 |
| Chain | Residue |
| A | TYR21 |
| A | SER47 |
| A | ALA48 |
| D | LYS46 |
| E | LYS46 |
| E | SER47 |
| E | ALA48 |
| E | GLU49 |
| site_id | AC2 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 D 201 |
| Chain | Residue |
| B | SER47 |
| B | ALA48 |
| B | GLU49 |
| C | LYS46 |
| D | SER47 |
| D | ALA48 |
| D | GLU49 |
| A | LYS46 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 C 202 |
| Chain | Residue |
| C | SER47 |
| C | SER47 |
| C | ALA48 |
| C | ALA48 |
| C | GLU49 |
| C | GLU49 |
Functional Information from PROSITE/UniProt
| site_id | PS00280 |
| Number of Residues | 19 |
| Details | BPTI_KUNITZ_1 Pancreatic trypsin inhibitor (Kunitz) family signature. FvyGGCrakrnnFksaedC |
| Chain | Residue | Details |
| A | PHE33-CYS51 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 5 |
| Details | SITE: Reactive bond for trypsin |
| Chain | Residue | Details |
| A | ASP50 | |
| B | ASP50 | |
| C | ASP50 | |
| D | ASP50 | |
| E | ASP50 | |
