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 |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | binding site for residue K A 401 |
| Chain | Residue |
| A | GLU293 |
| A | GLU294 |
| A | HOH524 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | binding site for residue ACT B 401 |
| Chain | Residue |
| A | VAL256 |
| A | GLY261 |
| B | SER277 |
| B | HOH510 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue ACT B 402 |
| Chain | Residue |
| B | GLY261 |
| B | HOH512 |
| A | SER277 |
| B | VAL256 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | binding site for residue K B 403 |
| Chain | Residue |
| B | GLU293 |
| B | GLU294 |
| B | HOH526 |
Functional Information from PROSITE/UniProt
| site_id | PS00280 |
| Number of Residues | 19 |
| Details | BPTI_KUNITZ_1 Pancreatic trypsin inhibitor (Kunitz) family signature. FvyGGClgnknnYlreeeC |
| Chain | Residue | Details |
| A | PHE278-CYS296 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | SITE: Reactive bond => ECO:0000250 |
| Chain | Residue | Details |
| A | ARG260 | |
| B | ARG260 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255 |
| Chain | Residue | Details |
| A | ASN235 | |
| B | ASN235 | |
