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 |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 7 |
| Details | binding site for residue SO4 A 1101 |
| Chain | Residue |
| A | ARG1020 |
| A | TYR1035 |
| A | HOH1207 |
| A | HOH1209 |
| A | HOH1252 |
| A | HOH1254 |
| B | ARG1020 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 A 1102 |
| Chain | Residue |
| A | HOH1202 |
| A | HOH1203 |
| A | HOH1260 |
| A | GLU1007 |
| A | ALA1008 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | binding site for residue SO4 B 1101 |
| Chain | Residue |
| B | GLU1007 |
| B | LYS1041 |
| B | ARG1042 |
| B | HOH1208 |
| B | HOH1227 |
| B | HOH1236 |
| B | HOH1250 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 C 1101 |
| Chain | Residue |
| C | GLU1007 |
| C | LYS1041 |
| C | ARG1042 |
| C | HOH1209 |
| C | HOH1245 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 C 1102 |
| Chain | Residue |
| C | ARG1020 |
| C | HOH1227 |
| C | HOH1228 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 3 |
| Details | SITE: Reactive bond for trypsin |
| Chain | Residue | Details |
| A | ALA1015 | |
| B | ALA1015 | |
| C | ALA1015 | |
