Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 61 |
| Chain | Residue |
| A | GLU7 |
| A | ARG42 |
| A | HOH2089 |
| A | HOH2091 |
| A | HOH2092 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 62 |
| Chain | Residue |
| A | HOH2093 |
| A | HOH2094 |
| A | HOH2095 |
| A | ARG20 |
| A | TYR35 |
| A | ALA40 |
| A | ARG53 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 A 63 |
| Chain | Residue |
| A | ARG1 |
| A | PRO2 |
| A | ARG42 |
| A | ALA58 |
| A | HOH2096 |
| A | HOH2097 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 64 |
| Chain | Residue |
| A | CYS14 |
| A | ARG15 |
| A | LYS46 |
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 | 1 |
| Details | SITE: Reactive bond for trypsin |
| Chain | Residue | Details |
| A | ARG15 | |
