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 | 11 |
| Details | BINDING SITE FOR RESIDUE SO4 A 61 |
| Chain | Residue |
| A | GLU7 |
| A | HOH257 |
| A | HOH258 |
| A | LYS41 |
| A | ARG42 |
| A | HOH106 |
| A | HOH123 |
| A | HOH135 |
| A | HOH138 |
| A | HOH140 |
| A | HOH160 |
| site_id | AC2 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE SO4 A 62 |
| Chain | Residue |
| A | ARG20 |
| A | TYR35 |
| A | GLY37 |
| A | ALA40 |
| A | ARG53 |
| A | HOH122 |
| A | HOH175 |
| A | HOH206 |
| A | HOH218 |
| A | HOH220 |
| A | HOH221 |
| A | HOH223 |
| site_id | AC3 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 A 63 |
| Chain | Residue |
| A | ARG1 |
| A | PRO2 |
| A | ARG42 |
| A | HOH115 |
| A | HOH132 |
| A | HOH167 |
| A | HOH173 |
| A | HOH194 |
| A | HOH259 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 64 |
| Chain | Residue |
| A | CYS14 |
| A | ARG15 |
| A | HOH163 |
| A | HOH250 |
| A | HOH252 |
| A | HOH253 |
| A | HOH254 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 65 |
| Chain | Residue |
| A | PRO2 |
| A | ASP3 |
| A | HOH115 |
| A | HOH194 |
| A | HOH195 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 66 |
| Chain | Residue |
| A | CYS38 |
| A | ARG39 |
| A | HOH122 |
| A | HOH170 |
| A | HOH215 |
| A | HOH221 |
| A | HOH251 |
| site_id | AC7 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 A 68 |
| site_id | AC8 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 67 |
| Chain | Residue |
| A | PRO9 |
| A | TYR10 |
| A | ALA11 |
| A | GLY12 |
| A | HOH168 |
| A | HOH169 |
| A | HOH232 |
| site_id | AC9 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE EDO A 81 |
| Chain | Residue |
| A | TYR10 |
| A | ARG39 |
| A | ALA40 |
| A | LYS41 |
| A | HOH123 |
| A | HOH152 |
| A | HOH172 |
| site_id | BC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE EDO A 82 |
| Chain | Residue |
| A | ALA25 |
| A | LEU52 |
| A | GLY56 |
| A | HOH200 |
| A | HOH201 |
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 | |
