Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004866 | molecular_function | endopeptidase inhibitor activity |
| B | 0004866 | molecular_function | endopeptidase inhibitor activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 15 |
| Details | binding site for residue 21D A 201 |
| Chain | Residue |
| A | ARG30 |
| A | HOH305 |
| A | HOH306 |
| A | HOH307 |
| A | HOH308 |
| B | ASN48 |
| B | 21D201 |
| A | SER46 |
| A | ARG47 |
| A | ASN48 |
| A | ASP51 |
| A | HOH301 |
| A | HOH302 |
| A | HOH303 |
| A | HOH304 |
| site_id | AC2 |
| Number of Residues | 9 |
| Details | binding site for residue MES A 202 |
| Chain | Residue |
| A | ILE23 |
| A | GLN45 |
| A | ILE150 |
| A | ARG159 |
| A | PRO168 |
| A | LEU169 |
| A | VAL170 |
| A | HOH312 |
| A | HOH322 |
| site_id | AC3 |
| Number of Residues | 16 |
| Details | binding site for residue 21D B 201 |
| Chain | Residue |
| A | ASN48 |
| A | 21D201 |
| A | HOH306 |
| A | HOH308 |
| B | ARG30 |
| B | SER46 |
| B | ARG47 |
| B | ASN48 |
| B | ASP51 |
| B | HOH301 |
| B | HOH302 |
| B | HOH303 |
| B | HOH304 |
| B | HOH307 |
| B | HOH312 |
| B | HOH320 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | binding site for residue 21D B 202 |
| Chain | Residue |
| B | GLU37 |
| B | ARG38 |
| B | CYS39 |
| B | LEU41 |
| B | ILE89 |
| B | PRO90 |
| B | GLY108 |
| B | GLU109 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | binding site for residue MES B 203 |
| Chain | Residue |
| B | ILE64 |
| B | ARG65 |
| B | HOH339 |
| B | HOH368 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | binding site for residue MES B 204 |
| Chain | Residue |
| B | LYS76 |
| B | PRO90 |
| B | GLU92 |
| site_id | AC7 |
| Number of Residues | 8 |
| Details | binding site for Ligand GLN B 172 bound to ASN B 130 |
| Chain | Residue |
| B | TYR18 |
| B | ILE19 |
| B | LEU20 |
| B | SER21 |
| B | ASP22 |
| B | ASN130 |
| B | VAL171 |
| B | PHE173 |
Functional Information from PROSITE/UniProt
| site_id | PS00283 |
| Number of Residues | 17 |
| Details | SOYBEAN_KUNITZ Soybean trypsin inhibitor (Kunitz) protease inhibitors family signature. VlDNEGNpLeNGgtYyI |
| Chain | Residue | Details |
| A | VAL3-ILE19 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | SITE: Reactive bond for trypsin |
| Chain | Residue | Details |
| A | ARG63 | |
| B | ARG63 | |
