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 | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 59 |
| Chain | Residue |
| A | PHE4 |
| A | GLU7 |
| A | ARG42 |
| A | HOH109 |
| A | HOH125 |
| A | HOH137 |
| A | HOH138 |
| A | HOH209 |
| site_id | AC2 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE SO4 A 60 |
| Chain | Residue |
| A | TYR35 |
| A | GLY37 |
| A | ALA40 |
| A | ARG53 |
| A | HOH124 |
| A | HOH160 |
| A | HOH188 |
| A | HOH191 |
| A | HOH199 |
| A | HOH221 |
| A | ARG20 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 61 |
| Chain | Residue |
| A | ARG15 |
| A | HOH150 |
| A | HOH234 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 62 |
| Chain | Residue |
| A | CYS38 |
| A | ARG39 |
| A | HOH124 |
| A | HOH154 |
| A | HOH196 |
| A | HOH207 |
| A | HOH221 |
| A | HOH244 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 63 |
| Chain | Residue |
| A | ARG1 |
| A | LYS26 |
| A | HOH115 |
| A | HOH219 |
| site_id | AC6 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 64 |
| Chain | Residue |
| A | PRO9 |
| A | TYR10 |
| A | ALA11 |
| A | HOH101 |
| A | HOH102 |
| A | HOH103 |
| A | HOH153 |
| A | HOH216 |
| site_id | AC7 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 A 65 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE EDO A 66 |
| Chain | Residue |
| A | ARG39 |
| A | ALA40 |
| A | LYS41 |
| A | HOH145 |
| site_id | AC9 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE EDO A 67 |
| Chain | Residue |
| A | ALA25 |
| A | LEU52 |
| A | HOH158 |
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 | |
