Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
| D | 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 101 |
| Chain | Residue |
| A | PHE4 |
| A | HOH247 |
| D | ARG39 |
| A | GLU7 |
| A | LYS41 |
| A | ARG42 |
| A | ARG53 |
| A | HOH208 |
| A | HOH212 |
| A | HOH213 |
| A | HOH228 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue SO4 A 102 |
| Chain | Residue |
| A | ARG20 |
| A | TYR35 |
| A | ALA40 |
| A | HOH202 |
| A | HOH216 |
| D | ARG42 |
| site_id | AC3 |
| Number of Residues | 10 |
| Details | binding site for residue SO4 D 101 |
| Chain | Residue |
| D | ARG20 |
| D | TYR35 |
| D | GLY37 |
| D | ALA40 |
| D | HOH212 |
| D | HOH227 |
| D | HOH230 |
| D | HOH232 |
| D | HOH235 |
| D | HOH241 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | SITE: Reactive bond for trypsin |
| Chain | Residue | Details |
| A | LYS15 | |
| D | LYS15 | |
